1. Dimension:15x21.8x2.7 mm
2. Bluetooth Class 2 BT SPP Module
3. Profile SPP
4. Antenna External
5. Frequency Band : 2.4GHz ISM
6. Standard Bluetooth 2.0
7. RF Power 0~4dBm
8. Working Distance 10M
How Ct-BT04 works
a. Ct-BT04 will be in the pairing mode after it had been power on. And could be found
and pairing by master device.
b. After connection with master device established, Ct-BT04 works and will transmit/receive data all the time.

Power Consumption
Standby 1mA
Transmut 40mA
Receive 30mA

Standard Setup Information
Band Rate:9600
Pin Code Prompt:"0000"
Local Name:SPP