New Bee NB-9 wireless sports Bluetooth headphones

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New Bee NB-9 wireless sports Bluetooth headphones.

Condition: new.

Compatible with almost all Bluetooth-enabled mobile devices, such as iPhone 6S 6, Samsung Galaxy S6 S5 Note 5 4, HTC One, tablet PC, laptop, etc. It also supports automatic reconnection.
It works with a smart app (Android operating system), and the built-in pedometer keeps your fitness activity on track, so you will know exactly how many calories you burn and how far you have traveled.
It uses advanced Bluetooth 4.1 technology and the NFC quick pairing function. The fast connection provides high-quality stereo sound.
Very large 40 mm dynamic drivers with smart CVC6.0 noise reduction, delivering the highest sound quality. Supports hands-free calls with the built-in microphone and voice reporting function. It also supports answering and ending calls, volume control, next track, previous track, and redialing the last number.
It can connect two smartphones at the same time. This lets you switch seamlessly between your work phone and your personal phone.

Technical data:< strong>
Bluetooth version: bluetooth 4.1.
Supports HSP, HFP, A2DP, AVRCP protocols.
Radio frequency: 2.402~2.480GHz.
Wireless range: 10m.
Speaker: φ40 mm 30MW.
Impedance: 32Ω.
Battery capacity: 800mAh.
Talk time: approx. 60 hours.
Music playback time: 45 hours.
Standby time: 180 days.
Charging voltage: 5V.
Charging time: approx. 3 hours.
Operating temperature: -10°C~60°C.