sell points:
1.metal sense design
2.portable, hanging portable design
3.
Bluetooth wireless audio transmission
4.ariety of classic color for choice
5.With phone handsfree
6.input line
parameter:
1.Version: v2.0
2.Frequency: 2.402~2.480GHz
3.Max power output: 3W
4.Receiving sensitivity: better than -82dBm
5.sensitivity: -32db
6.Distance: 10 meters
7.Date transmission: Up to 3Mbps(over the air)
8.UART date rate: 115200bps
9.Charging Voltage: 3.7v-4.2v DC
10.Working Voltage:4.8-5.5v DC
11.Static state cureent: 1uA
12.Battery Capcity: 450MAH