25 hours battery time

The ZERO-TX charging case is powerful despite its compact format. You can recharge the earphones up to 4 times, which gives a total playtime of a full 25 hours. The playtime on a single charge is +5 hours.

You get helped by the LED lights at the front of the charging case where you clearly can see the battery level during the charging process, since each LED represent 25% and when all the LED:s are shining the case is fully charged.

Light weight earphones

ZERO-TX is a pair of clean, light weight and discrete True Wireless earphone with a weight of only 3.9 gram per ear piece. The discrete design makes the earphone a good fit for wearing at the gym as well as at the office or in the subway. ZERO-TX is an all-round earphone, designed and constructed to resist the heavy demand that earphones are subjected to when used daily.

ZERO-TX is classified according to IPX4 standard. This means that the earphones are sweat proof and works therefore perfectly to use during the workout.

Powerful and dynamic sound

Despite the compact and light format is the sound reproduction still powerful and dynamic since it follows SUPRA’s sound design, to suit both for music as for voice calls, games and movies. Previous models have been awarded as “Product of the Year”, “Best in Test” and “Highly recommended”.

Multi-functional buttons

ZERO-TX gives you full control over your smartphone’s functions. By clicking once, twice or three times on the buttons, you can easily change track, answer/end voice calls, play/pause music.

Thanks to the built-in microphones, you can use the earphones as a headset for a voice call. You can easily answer or end the call with the simple press of a button. With ZERO-TX, you can also activate and communicate with the your voice assistant, for e.g. Google Assistant™, Siri™.

Quick’n easy pairing

ZERO-TX allows you to quick and easy connect to your device and the connection technology via Bluetooth 5.0 remains stable and reliable, so you do not have to worry about losing the signal. Thanks to our proprietary Quick’n easy pairing technology, will make the earphone connect to your device directly when you pick it up from the charging case, without any delay.

Single piece headset mode

ZERO-TX also has a so-called “Single piece headset mode” or “One piece function” (TWS+) that allows you to use only one earphone at a time during voice calls or music listening. A practical function if the battery level starts to get low so that you can use one earphone while the other one is being recharged. Many users prefer to use one earpiece at a time during voice calls in order to aware of the surroundings.

Included accessories

• 3 pairs of silicone ear tips in different sizes (S/M/L)
• Charging case
• Charging cable USB-C
• Manual