SUPRA NiTRO-TX PRO

Sale price1 299 kr
  • Active hybrid noise cancelling 40dB 
  • SUPRA AutoPause© sensors
  • Multipoint - connects to two devices at the same time
  • SUPRA Audio© app for personal customization
  • SUPRA HexaTech© microphones
  • Award-winning sound design
  • Wireless charging

Color: Vit
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SUPRA NiTRO-TX PRO

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SUPRA NiTRO-TX PRO

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Fast and traceable deliveries

SUPRA HexaTech© 6-way microphone technology with active hybrid noise cancelling

Choose what you want to hear – and how you are heard

SUPRA HexaTech© is based on six strategically placed microphones, finely tuned for precise voice reproduction and working together with proprietary, AI-driven software. The algorithms continuously analyze the environment and effectively reduce disturbing sounds from traffic, ventilation systems, and cabin environments.

The result is top-tier hybrid active noise cancelling – with clear and natural call audio, optimized for crystal-clear voice calls, professional video meetings, and accurate voice control.

Experience the difference with high‑resolution audio

Award-winning, premium-class sound design

The sound profile in NiTRO-TX PRO is finely tuned according to our multi-award-winning sound design, developed through years of audio engineering expertise and meticulous calibration. It has received several distinctions, including “Masterpiece” and “Product of the Year”.

The result is a clean, powerful, and balanced reproduction with high detail – regardless of volume level. In NiTRO-TX PRO, the acclaimed sound character of the NiTRO series has been refined even further, with the proprietary SBS10Dv.1 driver delivering a truly top-class listening experience.


Multipoint – switch seamlessly between mobile and computer

Maximum ease of use

NiTRO-TX PRO is equipped with Multipoint technology, which means you can connect the earphones to two devices at the same time – for example your phone and your computer.

Switch smoothly between a video call on your computer and an incoming call on your phone – without having to disconnect or re-pair. You’re always ready to listen, talk or work – no matter which device you’re using.

SUPRA AutoPause© sensors – automatic pause and playback

Intuitive control with smart sensor technology

NiTRO-TX PRO is equipped with advanced in-ear sensors that automatically detect when the earbuds are in use. When you take one earbud out, the sound pauses immediately, and when you put it back in, playback resumes – completely without pressing any buttons.

Perfect when you quickly need to interact with your surroundings without losing the rhythm of your music or the flow of your audiobook.

SUPRA AeroTech FRP© – durable, military-grade lightweight material

Built to withstand more

NiTRO-TX PRO is built using our proprietary SUPRA AeroTech FRP©, a high-performance fibre-reinforced composite material. This type of FRP composite is often used in the military aviation industry thanks to its extreme durability relative to weight – properties that make the material ideal for creating durable, robust and at the same time lightweight products.

Combined with an IPX5 rating, the earphones can handle sweat, rain and demanding daily use – whether you’re at the office, on the go or in motion.


For personalization of sound and functions

SUPRA AUDIO© app

The SUPRA Audio© app lets you customise NiTRO-TX PRO according to your own preferences. Here you get everything you need to shape the sound – and the user experience – exactly the way you want.

  • Adjust the sound to your own preferences
  • Choose between preset sound profiles
  • Switch between ANC modes
  • Find lost earphones
  • Monitor battery levels
  • Assign your own functions to the buttons
  • Timer function for auto power-off

The app can be downloaded from the App Store™ and Google Play™.

SUPRA AeroMag© – 35 h playtime, wireless charging and ultra-compact design

Slim design. Maximum battery life

SUPRA AeroMag© is a charging case developed to match the professional character of NiTRO-TX PRO. With its slim form factor, clean design, and robust construction, it feels just as natural on your desk as in your pocket or bag.

Despite its compact size, AeroMag© delivers up to 35 hours of total battery life, with each charge providing up to 7 hours of playtime.

LED indicators give you a clear overview of the remaining capacity, and when it’s time to charge you can easily choose between wireless Qi charging or USB-C.

Accessories

3 pairs of silicone ear cushions (small, medium, large)

1 x SUPRA® USB-C charging cable

Manual

More information

Technical specifications

Generall

Earbud weight: 3.9 g each
SUPRA AeroMag© charging case weight: 45 g
Earbud dimensions: 29.7 x 19 mm
Charging case dimensions: 60 x 27.5 x 44 mm
IP rating: IPX5
Operating temperature: -20 to +60°C
Microphone: SUPRA HexaTech© with digital MEMS technology and ENC -40 dB +/- 3 dB

Sound

Driver unit: Proprietary 10 mm dynamic, SBS10Dv.1
Frequency response: 20 Hz–20 kHz
Impedance: 32 Ohm
Sensitivity: 99 dB @ 1 kHz
Distortion: 2%

Battery

Total battery life: 35 hours
Earphone charging time: 1 hour
AeroMag© charging time: 2 hours (0 > 100%)
Charging port input: USB-C

Bluetooth

RWS = Real Wireless Stereo
TWS Plus = Mono function (one earbud at a time)
BLE = Bluetooth Low Energy
EDR = Enhanced Data Rate with support for 3 Mbit/s data transfer.
Supports the protocols: HFP, HSP, A2DP, AVRCP

Comparison table

Of similar products in our true wireless range.

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NERO-TX PRO 2nd Generation - Svarta True Wireless hörlurar #färg_svart
SUPRA NERO-TX PRO 2nd Gen Sale price1 299 kr
Weight earphone

3.9g per earpiece

3.5g per earpiece

3.5g per earpiece

Charging case weight

45g

68g

68g

Active Noise Cancelling

Yes, active hybrid noise cancellation

Yes, active noise cancelling

Yes, active hybrid noise cancelling

Microphone

SUPRA HexaTech© (6-way microphone technology)

SUPRA QUAD Response© (4-way microphone technology)

SUPRA QUAD Response© (4-way microphone technology)

Playtime

7 hours

6 hours

7 hours

Total battery time

35 hours

100 hours

120 hours

IP-rating

IPX5

IPX5

IPX6

Driver

10mm dynamic, SBS10Dv.1

8 mm dynamic, SBS8Dv.3

8mm dynamic (SBS8Dv2)

Frequency response

20Hz-20kHz

20Hz-20kHz

16HZ-22kHz

Impedance

32 Ohm

16 Ohm

24 Ohm

Sensitivity

99dB @ 1kHz

106db @ 1kHz

97db @ kHz

Distortion

2%

2%

2%

Multipoint

Yes

Yes

No

App

Yes

Yes

Yes

Qi charging

Yes

No

No

Built-in power bank

No

Yes

Yes

Controls

Touch buttons (In-ear detaction)

Multifunctional buttons

Multifunctional buttons

Included accessories

3 pairs of silicone ear cushions (small, medium, large)

1 x SUPRA® charging cable USB-C

Manual

3 pairs of ear cushions in different sizes

Powermag II© charging case

USB-C charging cable

Manual

3 pairs of Comfort Foam Tips©

3 pairs of ear cushions in different sizes

Powermag II© charging case

USB-C charging cable

Manual

FAQ

Frequently asked questions

Here we’ve collected the most common questions about NiTRO-TX PRO.

If you have any questions after your purchase or need help with your product, you are always welcome to visit our support page or contact us directly via email at support@soundbysweden.com - we will be happy to help you.
Support