The new BackBeat Pro 5100 promises up to 20 hours of battery life when using the included charging case.

In addition, the built-in microphones - four in each earbud - help to reliably filter out external noise when using BackBeat Pro 5100 as a headset. The technology is called WindSmart and is a proprietary development of the company. Playback automatically starts or stops when the earbud is inserted or removed from the ear canal. Each earbud weighs only 5.8 grams and has a dynamic emitter with a 5.8 mm diameter membrane inside.

Playback/talk time: up to 6.5 hours/4 hours
Reception range: up to 10 metres
Battery: 60 mAh (headphones), 440 mAh (charging case)
Charging time: up to 2 hours for headphones, up to 3 hours for headphones and case
Fast charging: up to 1 hour of listening time in 10 minutes of recharging
Connections: HFP 1.7
Bluetooth profiles: A2DP 1.3.1, AVRCP 1.6
Microphone: four microphones with noise cancellation system
Moisture protection: IPX4 sweat and water protection
Call control: receive/drop calls, mute microphone, volume control;
Playback control: play/pause, track switching, voice assistant call;
Support for BackBeat app on iOS and Android systems

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