








NERO-TX2
- Kompatibel med SUPRA Audio app
- SUPRA Quad Response© mikrofoner
- SUPRA Aerotech FRP© lättviktskomposit
- Powermag II© – unbeatable battery performance
- IPX5 – certifierad enligt militära standarder
Sound by Sweden ships its goods with PostNord and DHL where you can choose between Varubrev to mailbox/door and agent delivery services. Delivery time within Sweden for both services is 1–3 business days.
3 pairs of earbud cushions in different sizes for an individual fit
- Powermag© charging case
- Charging cable USB-C
- Manual
General
Weight earbuds: 3.5g each
Weight Powermag: 68g
IP rating: IPX4
Microphone: Proprietary with Digital MEMS technology
Supports protocols: HFP1.7, HSP1.2, A2PP 1.3
Audio
Driver unit: Proprietary 8mm dynamic. SBS8Dv1
Frequency response: 16Hz – 22kHz
Impedance: 24 Ohm
Sensitivity: 97dB @ 1kHz
Distortion: 2%
RWS = Real Wireless Stereo
Support high resolution codec up to 24 bit, 192 kHz audio data format
Battery
Total battery life: 80 hours
Charging time earbuds: Approximately 1.5 hours
Charging time Powermag: Approximately 5-7 hours
Charging port input: USB-C
Charging port output: USB-A
Bluetooth
Bluetooth 5.0
Range: > 10m
Chipset: Proprietary SBSC_T1v.2
Support for 2 Mbit/s data transfer
TWS+ = One Piece Function
BLE = Bluetooth Low Energy
EDR = Enhanced Data Rate


SUPRA QUAD Response© 4-way microphone technology
Crystal clear voice – wherever you are
The microphones in the NERO-TX2 have undergone significant upgrades compared to the previous generation. With our proprietary 4-way SUPRA QUAD Response© technology, NERO-TX2 delivers high-resolution voice audio with unmatched clarity. Every word is captured precisely without picking up distracting background noise—perfect for calls, video meetings, and voice control.
The integrated ENC technology (Environmental Noise Cancellation) effectively filters out background noise, ensuring your voice comes through clearly even in noisy environments. Whether you’re in an open office, out in the city, or relaxing at home—NERO-TX2 gives you professional sound quality in every call.

SUPRA AeroTech FRP© – Lightweight. Military-grade. Unmatched.
Built for extreme conditions
NERO-TX2 is made from our proprietary SUPRA AeroTech FRP©, a high-performance, fiber-reinforced composite material. FRP composite is commonly used in the military aviation industry due to its extreme durability relative to weight—making it ideal for building tough and robust products.

Mil-STD-810 | NATO Stanag 4370 | DEF STAN 00-35
The world’s first military triple-certified headphones
NERO-TX2 is a robust all-round earbud, specially developed to withstand the tough conditions that headphones face in daily life. This upgraded model is certified according to three military standards, proof of its uncompromising durability and technical performance.
With an IPX5 rating, NERO-TX2 is also water-resistant and sweatproof—perfect for workouts, rainy days, or an active lifestyle on the move. You never have to worry about your earbuds not keeping up—they’re built to meet the challenge.

100 hours total playtime. 16 full charges. Maximum freedom.
Powermag II© – unbeatable battery performance
The upgraded storage case Powermag II© is more than just protection—it’s a mini power station. The integrated high-capacity battery provides up to 100 hours of total runtime, putting it in the absolute top tier of the headphone category.
Thanks to smart power management, your NERO-TX2 can be charged up to 16 times directly in the case—and each charge gives you over 6 hours of uninterrupted listening.
A clear LED indicator shows the remaining battery level in the case, which also functions as a power bank via the USB-A output—perfect when your phone needs an extra boost during the day.
Powermag II© and NERO-TX2 form a powerful duo designed for long-lasting use, mobile freedom, and maximum convenience—no matter where you are.

Advanced AI technology. Powerful speaker driver. World-class sound.
Award-winning sound design – refined to perfection
Despite its compact size, the NERO-TX2 delivers a bigger, more dynamic soundstage than ever before. The new model features a proprietary 8 mm speaker driver, SBS8Dv.2, which, together with AI-optimized software, creates a truly top-tier listening experience.
The sound profile of the NERO-TX2 is finely tuned according to our award-winning audio design—developed through years of audio engineering expertise and extensive adjustments. The result is exceptional sound quality with clear, powerful, and balanced reproduction—whether you’re listening at low volume or cranking it up to the max.
Thanks to high-performance battery technology, there’s plenty of power to drive the advanced audio features—perfect for those who want clarity, punch, and precision in every listening session.
NERO-TX2 represents a new step forward in acoustic performance, smart technology, and ergonomic design—NEXT LEVEL TECHNOLOGY

Discreet. Lightweight. Comfortable.
One of the world’s smallest premium earbuds
Weighing only 3.5 grams per earbud, the NERO-TX2 is one of the world’s smallest truly wireless earbuds. Despite its minimal size, it delivers a full 6 hours of playtime per charge, thanks to advanced digital technology and high-efficiency batteries.
The design isn’t just compact—it’s ergonomically optimized for maximum comfort and a secure fit. The earbuds sit discreetly and stably, making them perfect for extended use—whether you’re at work, working out, or enjoying long sessions of podcasts and music.
With no wires, a nano-sized build, and an almost invisible profile, you get exceptional freedom of movement without compromising on sound or functionality.
NERO-TX2 – minimal size, maximum performance.

Multipoint – seamlessly switch between phone and computer
Always connected – to two devices at once
NERO-TX2 is equipped with Multipoint technology, which means you can connect the earbuds to two devices at the same time—for example, your phone and computer.
Switch seamlessly between a video call on your computer and an incoming call on your phone—without having to disconnect or re-pair. This gives you an efficient
and stress-free everyday experience, perfect for both work and leisure.
Multipoint makes NERO-TX2 the obvious headphone solution in a world where we constantly switch between different devices—you’re always ready to listen, talk, or work—no matter which device you’re using.

Full control via buttons, voice assistant, and flexible mono function
Easy to use – smart in every way
NERO-TX2 is designed to be as user-friendly as possible. With physical multifunction buttons on each earbud, you can easily control your music, calls, and volume—without having to pick up your phone. One press for play/pause, two presses to skip tracks, three presses to adjust the volume—simple, fast, and intuitive.
The built-in microphones make NERO-TX2 a powerful hands-free headset, and you can also activate your phone’s voice assistant (Google Assistant™ or Siri™) with a single button press—perfect for when you want to use voice commands or need information on the go.
With support for “one piece function” (TWS+), you can use one earbud at a time, which is ideal if you want to stay aware of your surroundings while listening or making calls. Perfect for the office, commuting, or multitasking in everyday life.

Customize the sound to your own preferences
SUPRA AUDIO© app
SUPRA Audio© appen ger dig som användare möjligheten att anpassa NERO-TX2 efter dina egna preferenser. Här får du allt du behöver för att forma ljudet – och användarupplevelsen – precis som du vill.
- Ställ in ljudet efter dina egna preferenser
- Välj mellan förinställda ljudkaraktärer
- Växla mellan ANC-lägen
- Hitta borttappade hörlurar
- Håll koll på batterinivåerna
- Välj själv knapparnas funktioner
Appen finns att ladda ner på App Store™ och Google Play™.

Tillbehör
3 par öronkuddar i silikon (small, medium, large)
1 x USB-C SUPRA® laddkabel
More information
Technical Specifications
Showcase specifications about a product to help your customers make an informed decision about their purchase.
Weight earbuds: 3.5g each
Weight Powermag: 68g
IP rating: IPX4
Microphone: Proprietary with Digital MEMS technology
Supports protocols: HFP1.7, HSP1.2, A2PP 1.3
Driver Unit: Proprietary 8mm Dynamic. SBS8Dv1
Frequency Response: 16Hz – 22kHz
Impedance: 24 Ohm
Sensitivity: 97dB @ 1kHz
Distortion:2%
RWS = Real Wireless Stereo
Support high resolution codec up to 24 bit, 192 kHz audio data format
Total battery life: 80 hours
Charging time earbud: Approx 1.5 hours
Charging time Powermag: Approx 5-7 hours
Charging port input: USB-C
Charging port output: USB-A
Bluetooth 5.0
Range: > 10m
Chipset: Proprietary SBSC_T1v.2
Support for 2 Mbit/s data transmission
TWS+ = One Piece Function
BLE = Bluetooth Low Energy
EDR = Enhanced Data Rate