One key multi use:
Headset switch; answer, reject, hang up the phone; pause and play music.
Parameters:
Model: Q8
Support Bluetooth version: 4
Size: 23*24MM
Whole machine: 24*86MM
Net weight: 23G
Power input: DC12V-28V
USB output: DC5V/2.1A
Battery capacity: 3.7V/25MAH
Talk time: 1.5 hours
Charging time: about 1.5 hours
Support agreement: HSP/HFP/A2DP/AVRCP
Frequency (HZ): -92DBM
Operating temperature: -10-50 degrees Celsius
Distance: 10-15 meters
Main material: aluminum alloy
Feature:
1.headset turns on when car starts,headset off when car stops
2.multifunction key, one key with headset 0n/off answer/hung up /reject calls music play/stop
3.bluetooth version 4.0
4.smart power on/off
5.voice guidence
6.auto charging
7.safe call design
8.play music
9.phone charging
10.4 h continuous call
11. one with two phone