124 Highlights 92 Differences 0 Reactions 0 Likes

SteelSeries Arctis Nova 3X Facts: 178 Specifications & 124 Highlights

How does the SteelSeries Arctis Nova 3X stack up? With 178 specs including general information, dimensions & weight, materials & build & audio performance, it might just be your next studio essential.

68 Points
SteelSeries Arctis Nova 3X

Highlights 124

No extras. Just what matters.
68 Points

Why is SteelSeries Arctis Nova 3X better than other headphones ?

General Information

Scroll down for more facts

Dimensions & Weight

Scroll down for more facts

Materials & Build

Scroll down for more facts

Audio Performance

Scroll down for more facts

Connectivity & Compatibility

Scroll down for more facts

Controls & Features

Scroll down for more facts

Microphone & Calling

Scroll down for more facts

Noise Control

Scroll down for more facts

Battery & Power

Scroll down for more facts

Smart & Extra Features

Scroll down for more facts

Accessories

Scroll down for more facts

Quick Take

The essentials that matter—nothing extra

A fast snapshot of the SteelSeries Arctis Nova 3X, covering its standout specification and what you can expect right out of the box.

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

SteelSeries Arctis Nova 3X is a wireless gaming headset designed to deliver immersive audio across consoles, PC, and mobile with dual‑wireless connectivity (2.4 GHz + Bluetooth). It features a comfortable over‑ear fit and long battery life, supporting extended sessions whether gaming or listening to music. With spatial audio and customizable sound presets via the companion app, it brings enhanced clarity and depth to games, music, and multimedia.

Specifications & Facts 178

Specs measured. Drama avoided.

Looking to upgrade? Check the SteelSeries Arctis Nova 3X headphone with full details: price, 178 features, pros and cons, and how it stacks up vs top headphones.

General Information 18

SteelSeries Arctis Nova 3X Form Factor

What is the form factor?

60 SteelSeries Arctis Nova 3X 0 Votes Wireless

7 Headphones in this range Wired

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

The headphones are wireless, offering freedom from cables and typically connecting via Bluetooth.

The main physical form factor.

SteelSeries Arctis Nova 3X Age Group Recommendation

What age group is recommended?

100 SteelSeries Arctis Nova 3X 0 Votes Adult

20 Headphones in this range Adult

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Recommended for adults, ensuring sizing and features cater to this demographic.

Recommended age group for product use.

SteelSeries Arctis Nova 3X Release Year

What is the release year?

100 SteelSeries Arctis Nova 3X 0 Votes 2025

16 Headphones in this range 2025

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Release year is 2025, indicating this is a very recent or upcoming model.

Year the headphones were first released.

SteelSeries Arctis Nova 3X Detachable Cable

Does it have a detachable cable?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Detachable cable feature provides flexibility in usage and easier maintenance.

Cable can be detached for replacement or portability.

SteelSeries Arctis Nova 3X Replaceable Earpads

Are the earpads replaceable?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Replaceable earpads are supported, allowing users to replace worn pads or customize comfort and sound signature.

Indicates if ear pads can be replaced.

SteelSeries Arctis Nova 3X Replaceable Headband

Is the headband replaceable?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Replaceable headband increases longevity and allows for customization or repair.

Indicates if headband can be replaced.

Dimensions & Weight 19

SteelSeries Arctis Nova 3X Weight

What is the headphone weight?

0.57 lbs 0Votes
SteelSeries Arctis Nova 3X
0.6 lbs (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

The headset weighs 0.573 lbs (0.26 kg), making it relatively lightweight and comfortable for extended wear.

Overall headphone weight without packaging.

SteelSeries Arctis Nova 3X Ear Cup Outer Diameter

What is the ear cup outer diameter?

40 inch 0Votes
SteelSeries Arctis Nova 3X
3.55 inch (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Ear cup outer diameter is 40 inch (102 cm). This value appears to be an input error; it likely intended to be 40 mm (4 cm). Assuming 40 mm makes sense for ear cup size, matching industry norms.

Overall size of the ear cups.

SteelSeries Arctis Nova 3X Package Height

What is the package height?

11.81 inch 0Votes
SteelSeries Arctis Nova 3X
7.46 inch (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Package height is 11.81 inch (30 cm), indicating the vertical size of the packaging box.

Height of the retail package.

SteelSeries Arctis Nova 3X Package Weight

What is the package weight?

1.65 lbs 0Votes
SteelSeries Arctis Nova 3X
1.1 lbs (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Package weight is 1.65 lbs (0.75 kg), useful for shipping calculations.

Total weight including packaging.

SteelSeries Arctis Nova 3X Clamp Force

What is the clamp force?

0.88 lbs 0Votes
SteelSeries Arctis Nova 3X
0.99 lbs (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Clamp force is 0.88 lbs (0.4 kg), indicating the pressure applied by the headband to keep headphones secure on the head, balancing stability and comfort.

Pressure applied by headband on the ears.

SteelSeries Arctis Nova 3X Swivel Angle

What is the swivel angle?

90 degree 0Votes
SteelSeries Arctis Nova 3X
74.68 degree (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

The ear cups swivel up to 90°, allowing ergonomic adjustment and easier storage when folded flat.

Degree of rotation for ear cups.

Materials & Build 16

SteelSeries Arctis Nova 3X Ear Cushion Material

What is the ear cushion material?

80 SteelSeries Arctis Nova 3X 0 Votes Memory Foam

13 Headphones in this range Leather

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Ear cushions use memory foam, providing soft, comfortable fit that molds to the ear shape enhancing noise isolation and comfort.

Material of ear cushions that affects comfort and breathability.

SteelSeries Arctis Nova 3X Material

What is the main material of the headphones?

80 SteelSeries Arctis Nova 3X 0 Votes Hybrid

15 Headphones in this range Plastic

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Material is hybrid, implying a combination of plastic and metal parts for balance of durability and weight.

Primary construction material of the headphones.

SteelSeries Arctis Nova 3X Headband Padding Material

What is the headband padding material?

70 SteelSeries Arctis Nova 3X 0 Votes Memory Foam

10 Headphones in this range Foam

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Headband padding uses memory foam, contributing to comfort during prolonged use.

Padding type used in the headband.

SteelSeries Arctis Nova 3X Hinges Material

What is the hinge material?

80 SteelSeries Arctis Nova 3X 0 Votes Reinforced Alloy

9 Headphones in this range Plastic

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Hinges are made from reinforced alloy for enhanced strength and durability around the pivot points.

Material used for the folding hinges.

SteelSeries Arctis Nova 3X Cable Material

What is the cable material?

80 SteelSeries Arctis Nova 3X 0 Votes Braided Nylon

10 Headphones in this range Rubber

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

The cable material is braided nylon, which improves durability and resist tangling compared to standard rubber cables.

Construction material of the audio cable.

SteelSeries Arctis Nova 3X Sweat Resistance

Are the headphones sweat resistant?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Sweat resistance allows for better durability and comfort during intense use such as gaming sessions or exercise.

Indicates whether headphones resist sweat damage.

Audio Performance 21

SteelSeries Arctis Nova 3X Driver Type

What is the driver type?

60 SteelSeries Arctis Nova 3X 0 Votes Dynamic

13 Headphones in this range Dynamic

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Equipped with Dynamic drivers, this model provides robust sound performance well-suited for gaming and multimedia experiences.

Type of driver technology used for sound production.

SteelSeries Arctis Nova 3X High Frequency Response

What is the highest frequency response?

22,000 Hz 0Votes
SteelSeries Arctis Nova 3X
21,902.19 Hz (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

High frequency response extends up to 22000 Hz, covering the upper range of human hearing for detailed treble.

Highest audible frequency reproduced.

SteelSeries Arctis Nova 3X Impedance

What is the impedance?

36 ohm 0Votes
SteelSeries Arctis Nova 3X
32.08 ohm (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Impedance is 36 ohm, which offers compatibility with most devices while maintaining sound quality.

Electrical resistance of headphones.

SteelSeries Arctis Nova 3X Acoustic Design

What is the acoustic design?

30 SteelSeries Arctis Nova 3X 0 Votes Closed Back

6 Headphones in this range Closed Back

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

The acoustic design is closed back, which generally provides better noise isolation and bass response than open back designs.

Headphone enclosure type.

SteelSeries Arctis Nova 3X Sound Pressure Level

What is the sound pressure level?

98 dB 0Votes
SteelSeries Arctis Nova 3X
98.46 dB (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Sound pressure level is 98 dB, which measures the loudness capability of the headphones.

Acoustic pressure output.

SteelSeries Arctis Nova 3X Dynamic Range

What is the dynamic range?

95 dB 0Votes
SteelSeries Arctis Nova 3X
90.84 dB (Average)

SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X

Dynamic range of 95 dB ensures good contrast between loud and soft sounds for rich audio environment.

Range between softest and loudest sounds.

Connectivity & Compatibility 19

SteelSeries Arctis Nova 3X Connection Type

What is the connection type?

60 SteelSeries Arctis Nova 3X 0 Votes Wireless

7 Headphones in this range Wired

Defines whether headphones connect via cable, wireless, or both.

SteelSeries Arctis Nova 3X Bluetooth Version

What is the Bluetooth version?

74 SteelSeries Arctis Nova 3X 0 Votes 5.3

9 Headphones in this range 5.0

Version of Bluetooth supported.

SteelSeries Arctis Nova 3X Wireless Range

What is the wireless range?

79 SteelSeries Arctis Nova 3X 0 Votes 30 ft

11 Headphones in this range 10 Meters

Maximum distance headphones can maintain a stable wireless signal.

SteelSeries Arctis Nova 3X Connector Plug Type

What is the connector plug type?

30 SteelSeries Arctis Nova 3X 0 Votes 3.5mm

7 Headphones in this range 3.5mm

Type of physical connector for wired use.

SteelSeries Arctis Nova 3X Detachable Cable Connector Type

What detachable cable connector is used?

39 SteelSeries Arctis Nova 3X 0 Votes 3.5mm

7 Headphones in this range 3.5mm

Connector type used for detachable cables.

SteelSeries Arctis Nova 3X Wired Connector Gold Plated

Are the wired connectors gold-plated?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if wired connectors are gold-plated for durability.

Controls & Features 17

SteelSeries Arctis Nova 3X Voice Assistant Support

Do the headphones support voice assistants?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates support for Google Assistant, Siri, Alexa, etc.

SteelSeries Arctis Nova 3X On Device Controls

Do the headphones have on-device controls?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if headphones have physical or touch controls on the unit.

SteelSeries Arctis Nova 3X Track Skipping Controls

Do the headphones support track skipping?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if users can skip tracks directly on the headphones.

SteelSeries Arctis Nova 3X Volume Limiter

Do the headphones have a volume limiter?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Allows setting a maximum volume for hearing protection.

SteelSeries Arctis Nova 3X Call Answer Controls

Do the headphones support call answering on-device?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if calls can be answered using headphone controls.

SteelSeries Arctis Nova 3X Gesture Controls

Do the headphones support gesture controls?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if gestures like swipe or tap are supported.

Microphone & Calling 13

SteelSeries Arctis Nova 3X Built In Microphone

Do the headphones have a built-in microphone?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if the headphones have a built-in microphone.

SteelSeries Arctis Nova 3X Microphone Type

What is the microphone type?

69 SteelSeries Arctis Nova 3X 0 Votes Uni Directional

12 Headphones in this range Omni Directional

Type of microphone pickup pattern.

SteelSeries Arctis Nova 3X Detachable Boom Mic

Do the headphones have a detachable boom mic?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if headphones support a detachable boom mic.

SteelSeries Arctis Nova 3X Number Of Microphones

How many microphones are included?

9 SteelSeries Arctis Nova 3X 0 Votes 1

2 Headphones in this range 1

Total microphones used for pickup and processing.

SteelSeries Arctis Nova 3X Microphone Position

What is the microphone position?

89 SteelSeries Arctis Nova 3X 0 Votes On Boom

15 Headphones in this range Integrated

Location of microphone on the headphones.

SteelSeries Arctis Nova 3X Microphone Sensitivity

What is the microphone sensitivity?

-42 dB 0Votes
SteelSeries Arctis Nova 3X
-37.05 dB (Average)

Loudness pickup capability of microphone.

Noise Control 9

SteelSeries Arctis Nova 3X Active Noise Cancellation

Do the headphones support active noise cancellation?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if the headphones have ANC technology.

SteelSeries Arctis Nova 3X ANC Level Adjustment

Can ANC levels be adjusted?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Whether ANC intensity can be adjusted.

SteelSeries Arctis Nova 3X Passive Noise Isolation

Do the headphones provide passive noise isolation?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Physical sealing and padding to block noise.

SteelSeries Arctis Nova 3X Passive Seal Quality

What is the passive seal quality?

60 SteelSeries Arctis Nova 3X 0 Votes Good

12 Headphones in this range Good

Quality of physical seal for blocking noise.

SteelSeries Arctis Nova 3X Transparency Mode Level Adjustment

Can transparency levels be adjusted?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Allows adjustment of transparency mode strength.

SteelSeries Arctis Nova 3X Adaptive Sound Control

Do the headphones feature adaptive sound control?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Automatically adjusts noise control based on environment.

Battery & Power 15

SteelSeries Arctis Nova 3X Battery Type

What type of battery does it use?

90 SteelSeries Arctis Nova 3X 0 Votes Li-ion

15 Headphones in this range Li-ion

The kind of rechargeable battery used.

SteelSeries Arctis Nova 3X Battery Life Playback

How long is playback per charge?

40 hours 0Votes
SteelSeries Arctis Nova 3X
40.56 hours (Average)

Playback time per charge.

SteelSeries Arctis Nova 3X Charging Connector Type

What is the charging connector type?

89 SteelSeries Arctis Nova 3X 0 Votes USB-C

13 Headphones in this range USB-C

The type of connector used for charging.

SteelSeries Arctis Nova 3X Battery Capacity

What is the battery capacity?

1,000 mAh 0Votes
SteelSeries Arctis Nova 3X
539.89 mAh (Average)

Battery capacity rating.

SteelSeries Arctis Nova 3X Battery Cycle Lifespan

What is the battery cycle lifespan?

300 cycles 0Votes
SteelSeries Arctis Nova 3X
374.58 cycles (Average)

Number of charge cycles before degradation.

SteelSeries Arctis Nova 3X Replaceable Battery

Is the battery replaceable?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if the battery can be replaced.

Smart & Extra Features 17

SteelSeries Arctis Nova 3X AI Upscaling Audio

Does it feature AI audio upscaling?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Enhances lower-quality audio using AI algorithms.

SteelSeries Arctis Nova 3X Head Tracking For Spatial Audio

Does it support head tracking for spatial audio?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Supports dynamic spatial audio through head tracking.

SteelSeries Arctis Nova 3X Dolby Atmos Support

Is Dolby Atmos supported?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates Dolby Atmos surround compatibility.

SteelSeries Arctis Nova 3X Hi Res Audio Certification

Is it Hi-Res certified?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Shows if headphones meet Hi-Res audio standards.

SteelSeries Arctis Nova 3X Custom Sound Profiles

Can you create custom sound profiles?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Allows personalized sound settings.

SteelSeries Arctis Nova 3X Learning EQ Adaptation

Does it adapt EQ through learning?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

AI adjusts EQ over time based on listening habits.

Accessories 14

SteelSeries Arctis Nova 3X Carry Case

Is a carry case included?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Whether a carry case is bundled with the headphones.

SteelSeries Arctis Nova 3X User Manual

Is a user manual included?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if a user manual is provided.

SteelSeries Arctis Nova 3X Carrying Case Type

What type of carrying case is included?

70 SteelSeries Arctis Nova 3X 0 Votes Soft Case

3 Headphones in this range None

The type of carrying case included.

SteelSeries Arctis Nova 3X Protective Pouch

Is a protective pouch included?

Yes 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if a protective pouch is included.

SteelSeries Arctis Nova 3X Extra Ear Tips

Are extra ear tips included?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if extra ear tips are provided.

SteelSeries Arctis Nova 3X Extra Earpads

Are extra earpads included?

No 0Votes SteelSeries Arctis Nova 3X

Yes Headphones in this range

Indicates if spare earpads are provided.

Surveys

Because hot takes deserve votes.

SteelSeries Arctis Nova 3X Sound Quality

How would you rate the overall sound quality of these headphones?

Excellent — Clear, balanced, and immersive sound 0Votes
Very good — Great clarity with rich tones 0Votes
Decent — Clear mids but limited depth 0Votes
Average — Lacks detail or balance 0Votes
Poor — Muffled or distorted sound 0Votes

SteelSeries Arctis Nova 3X Bass Performance

How strong and accurate is the bass performance on these headphones?

Powerful — Deep and clean low-end 0Votes
Strong — Noticeable and satisfying bass 0Votes
Balanced — Good mix of lows and highs 0Votes
Weak — Light or flat bass response 0Votes
Poor — No real bass presence 0Votes

SteelSeries Arctis Nova 3X Comfort and Fit

How comfortable do these headphones feel during long listening sessions?

Extremely comfortable — Feels weightless for hours 0Votes
Comfortable — Slight pressure after long use 0Votes
Average — Fine for short periods 0Votes
Tight — Uncomfortable after an hour or two 0Votes
Unpleasant — Difficult to wear for long 0Votes

SteelSeries Arctis Nova 3X Noise Cancellation

How effective is the noise cancellation feature on these headphones?

Excellent — Blocks over 90% of external noise 0Votes
Good — Reduces most background sounds 0Votes
Fair — Works in moderate noise only 0Votes
Weak — Minimal difference noticed 0Votes
Poor — Hardly blocks any noise 0Votes

SteelSeries Arctis Nova 3X Battery Life

How long does the battery last on a full charge?

Excellent — Over 40 hours 0Votes
Good — 30 to 40 hours 0Votes
Average — 20 to 30 hours 0Votes
Short — 10 to 20 hours 0Votes
Very short — Under 10 hours 0Votes

SteelSeries Arctis Nova 3X Build Quality and Durability

How durable and sturdy do these headphones feel?

Very durable — Lasts over 5 years 0Votes
Solid — Feels high-quality and strong 0Votes
Decent — Works fine but not rugged 0Votes
Weak — Shows wear within a year 0Votes
Fragile — Breaks or cracks easily 0Votes

SteelSeries Arctis Nova 3X Connectivity

How smooth and reliable is the Bluetooth or wired connection of these headphones?

Excellent — Connects instantly, never drops 0Votes
Good — Stable with rare issues 0Votes
Decent — Occasional lag or delay 0Votes
Weak — Disconnects sometimes 0Votes
Poor — Frequently loses connection 0Votes

SteelSeries Arctis Nova 3X Design and Style

How stylish and appealing do these headphones look?

Very stylish — Modern and premium design 0Votes
Attractive — Clean and sleek look 0Votes
Decent — Looks fine but simple 0Votes
Basic — Functional but plain 0Votes
Unappealing — Bulky or outdated design 0Votes

SteelSeries Arctis Nova 3X Portability

How easy is it to carry and store these headphones when not in use?

Very portable — Folds compactly and lightweight 0Votes
Easy to carry — Compact with carrying case 0Votes
Manageable — Moderate size and weight 0Votes
Bulky — Hard to pack in small bags 0Votes
Very bulky — Difficult to travel with 0Votes

SteelSeries Arctis Nova 3X Pricing

How would you describe the price of these headphones for their sound and features?

Great value for money 0Votes
Pretty good price 0Votes
Fair deal 0Votes
Kinda pricey 0Votes
Crazy expensive 0Votes

Guides 1

Yes, we brought proof.

Files 1

SteelSeries Arctis Nova 3X Manual (PDF)

coolblue.nl
coolblue.nl

Reviews 0

The good, the bad, and the brutally honest.

Average Rating

SteelSeries
SteelSeries
SteelSeries Arctis Nova 3X
SteelSeries Arctis Nova 3X
0 / 5 0 Reviews

Discussions 0

Thoughts, takes, and hot debates.

Awards 0

Only the best made it here.
Peep the Winners

Collections 0

Treasures You’ve picked. No fluff, all fun.

More Headphones 13

Unlock more awesome finds.

Headphones like SteelSeries Arctis Nova 3X 1

Other SteelSeries Headphones 12

SteelSeries Arctis Nova 3X
SteelSeries
SteelSeries
SteelSeries Arctis Nova 3X