K200 music Bluetooth headset ear long standby Bluetooth 4 one to two business car stereo handsfree
Parameter function details:
Bluetooth version 4 support protocol: HFP， HSP， A2DP， AVRCP
Play music time: about 18 hours of talk time: about 24 hours
Standby time: about 30 days of charging time: 3 hours
Main control chip: British CSR chip operating frequency: 2.4GHz-2.4835GHz
Effective distance: 10 meters without obstacle size: 59X16X10.5mm
Weight: 10g can connect two mobile phones at the same time.
Support call number micro sleep low power mode， long standby
Support selections， IOS power display design patent
Support voice voice answering support a key camera self timer

?