Use your favourite headset wirelessly on your smartphone or on another Bluetooth device. Place your headset in the audio jack in this clever adapter, and connect it wirelessly to the desired device via Bluetooth. Particularly useful for devices without built-in audio jack, such as the Apple iPhone 7. The adapter has a built-in battery, which is charged by USB.
Bluetooth 4.1 Bluetooth profiles: A2DP and AVRCP Operating distance: 10 metres Bluetooth frequency range: 2.4 GHz-2.4835 GHz Inut: 3.5 mm MiniJack female Rechargeable 95 mAh Li-polymer battery Working time: Up to 4.5 hours Standby time: Up to 200 hours Charging time: About 2 hours Charging input: USB DC 5V/ 300mA Can work and charge simultaneously