SPP-C Replace HC-06 Bluetooth Serial Pass-Through Module SPPC Wireless Serial Communication PCB Bluetooth Module For Arduino
BK3432 Bluetooth Module

It is compatible with HC-05/06 slave mode, support Bluetooth SPP protocol, transmission speed up to dozens of K per second, can replace the Bluetooth 3 and 2 serial communication module on the market.
Product Parameter：
Working Voltage: 2.2-4.2V
Working Temperature：-40~85 Degree Celsius
Antenna： PCB on-board antenna
Wake Mode：19MA
Sleep Mode: 40uA
Application：
Bluetooth printer machine
Bluetooth POS machine
Intelligence home control
Bluetooth wireless data transmission