New Neckband In-ear Bluetooth Headphone S920 Bluetooth 4.0 Stereo Earphone Sport Running Headsets Music Earphone for Samsung DHL Free EAR178

CSR8635 stereo Bluetooth headset
Color: black， silver， blue，golden

Product performance Bluetooth system V4.0 Bluetooth
Frequency range 2.4GHz-2.480GHz

Hi Fi stereo， MP3， SBC， AAC， APT-X
The audio signal to noise ratio is greater than or equal to 75dB

Wireless transmission distance of 10 meters
Battery 180mAh

Charging time 1.0-1.5 hours

Talk to listen to music for more than 7-10 hours

200 hours standby time
Support power display， one for two Bluetooth devices， vibration alert etc.