Blue Tooth Earphone

1 Supply Voltage VREG,IN=2.20V,3.60V (VDD,1.70V,1.90V) Regulated supply voltage, Note1
2 Current Consumption 35mA Typ. at DH5
3 Carrier Frequency 2400MHz to 2483.5MHz, Note2
4 Modulation Method GFSK, 1Mbps, 0.5BT Gaussian Asynchronous: 723.2kbps,57.6kbps
5 Maximum Data Rate Synchronous: 433.9kbps/433.9kbps
6 Transmission Power 0dBm Typ(Class 2)
7 Hopping 1600hops/sec, 1MHz channel space 
8 Receiving Signal Range -80 to ?0dBm typ.
9 Receiver IF Frequency 1.5MHz center frequency 
10 RF Input Impedance 50 ohms
11 Baseband Crystal OSC 16MHz
12 Output interface UART, PCM,Micro,speaker
13 Operating Temperature -10 to +70 degree
14 Compliant Bluetooth Specification Ver1.1