Color: Black/White/Khaki/rose gold
Material: Alloy shell
Bluetooth: V4.1
Control distance: Within 10m
Bluetooth mode: Hands free; Headest
Supports Profiles: A2DP, HFP,HSP AVRCP
Wireless frequency: 2.402-2.480GHz
Transmission power: Class2
Input voltage: DC 5V
Charging time: About 2h
Talk time: About 7h
Music play: About 5h
Standby time: About 10 days

Package included:
Bluetooth earphone
Earmuffs
User manual
USB charger
Mini earphone case

Voice prompt: Voice prompt support equipment operating status
Language switch: Long press the switch for 2 seconds and you can switch the language to English/Chinese
Multipoint connection: Support connect two phones at the same time
Open the bluetooth pairing: Long press the key until the voice prompt in pairing state, when blue light flashes, you can search bluetooth with your cellphone and connect this product, when the connection is successful ,the blue light flashes
Other facilities: Answer/hang up the phone, the replay tail (bluetooth connection status, double-click the switch), music play/pause