Sku: E170100304 Color: black, blue, white Voice support: support Support Agreement: HFP HSP A2DP AVRCP APT-X Noise reduction: CVC60. Operating range: 10 meters Battery capacity: 160mAh Music duration: 4 to 6 hours Charging time: 1 to 2 hours Song: support Function: answer / end / refusal, phone, etc., replay, mute. Volume adjustment           Multi-point connection, listening to music pause / play, up and down music switch

Applicable products: with Bluetooth mobile phone, laptop, ipad, desktop computer

1. Volume button: press the previous song, press the button to reduce the volume; 2. Volume button: press the next song, press the button to increase the volume; 3.Signal light 4. On / off button. Call answering / hang up button. Device connection button. Music on / off button. Device connection: long press the button light flashes, open the phone Bluetooth function in the drop-down box to find L-101 click on the connection, display connected to normal use. Press and hold the button indicator light to turn off. Phone Answer: In the case of a device connection, press the call when the ringer rings and press the button to hang up. When the music plays, press the music to start playing, and then press the music to pause. 5.usb connector.