ITEM NAME:Sports Wireless Bluetooth Headset Hanging 4.1 Stereo Wireless Sports Dual E Q5N5 Sports Wireless Bluetooth Headset Hanging 4.1 Stereo Wireless Sports Dual E Q5N5 This Bluetooth noise reduction answering, support any key answering, effective connection with the smart phone, automatic matching connection program, charging to maintain the connection state. Isolated voice, HD call: The sound frequency is recognized by the intelligent control chip, and the reverse signal is generated to filter out external noise (noise and wind) In the non-human frequency range. Enable high definition calls in noisy environments. IOS system power display, view power anytime, anywhere. Very beautiful sound quality, giving you a different enjoyment. 1: Bluetooth version 4.1 2: distance within 15 meters. 3: Support devices, Bluetooth computers, mobile phones, game consoles, tablets, etc. 4: Battery capacity 60MAH 5: Standby time: 100 hours 6: Features, lightweight sports headphones. 7: Call function, click to listen to long press to refuse to listen, click to hang up during the call, double click the last number to broadcast. 8: Support boot back function. 9: Working status is about 2 to 3 hours. 10: Support to play music, up and down songs, pause, volume addition and subtraction. 11:Size:16*9.5*3.2cm color: red Material: Plastic Package contents: 1* sub Bluetooth headset