Description It is the bottom board of BC04-BK, but support most common type bluetooth core board in a flexible way. Supported common bluetooth module: BC04-B EC04-B do not fully support HC05/HC06. Features: Maxium input voltage 7V, LDO XC6206 Output pins: Key, TXD, RXD, 3V3, 5-7V, GND. Key is designed for BC04 to clear the pairing status, can connect to a push key. Each purchase is for one piece of the breakout board. Schematic please see on this page.
