ARDUINO Accessory, Interface Base Board Serial Transceiver Bluetooth Module

Easy to use and completely encapsulated. The module includes key interface and state interface used with Smart Bluetooth Module Baseboard. The Bluetooth Module Baseboard can be used with master mode, slave mode and both master-slave mode. Works for Bluetooth TTL transceiver module which allows your target device to both send or receive the TTL data. The key interface on the baseboard is the master mode button and can be controlled by high level from external MCU, then this module will search again automatically. This module power supply input is 3.6~6V, and not more than 7V. Specifications: Size:35*15mm Net weight:3g