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. Audio input link
7.TF Card
parameter:
1.Version: v3.0
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.Workding Cureent: 200MA
12.Staticstate Cureent:>1uA
13.Battery Capcity: 450MAH
14.Amtenna: Build in antenna
15.TF Card and FM
16.φ74mm*H59mm
