Description:_x000D_ Wireless BT Module, with this Bluetooth module, you can quickly add Bluetooth functionality to your project, and then you can use Android phones to control gadgets such as switches and LEDs._x000D_ _x000D_ Features:_x000D_ _x000D_ Bluetooth UART RS232 serial converter module for easy transfer of UART data. _x000D_ Support Bluetooth connection through AT command, set baud rate, password, save parameters after setting parameters. _x000D_ Enhanced data rate (EDR) conforms to the 2Mbps and 3Mbps modulation modes of the V2.0.E.2 specification. _x000D_ Full speed Bluetooth operation, support for full Piconet and Scatternet. _x000D_ On-board 3.3V regulator chip, ROHS compliant, compact size. _x000D_ _x000D_ Specifications:_x000D_ Bluetooth software stack, you can use this Bluetooth module with your system:_x000D_ * For MCU, ARM or For DSP system._x000D_ * For SOC system._x000D_ * Personal Digital Assistant (PDA)_x000D_ * Computer Accessories_x000D_ * Other systems you want to use under Bluetooth._x000D_ UART interface and baud rate setting function_x000D_ Support on-board 8Mbit external flash memory_x000D_ Support for 802.11Co-Existence_x000D_ Hardware:_x000D_ CSR solution, Bluetooth V2.0 protocol_x000D_ Support AT Commander_x000D_ Support Master and Slave modes, modified by AT Commander._x000D_ Support 1200-115200 baud rate._x000D_ Power: 3.3V single power supply_x000D_ Core module size: Approx. 27 x 12.8 x 2.35mm/ 1.06 x 0.50 x 0.09in_x000D_ Overall module size: Approx. 44.7 x 15.7 x 3.7mm/ 1.76 x 0.62 x 0.15in_x000D_ _x000D_ Package Include:_x000D_ 1 x Wireless Bluetooth Module 1、Bluetooth UART RS232 serial converter module for easy transfer of UART data. 2、Support Bluetooth connection through AT command, set baud rate, password, save parameters after setting parameters. 3、Enhanced data rate (EDR) conforms to the 2Mbps and 3Mbps modulation modes of the V2.0.E.2 specification. 4、Full speed Bluetooth operation, support for full Piconet and Scatternet. 5、On?board 3.3V regulator chip, ROHS compliant, compact size.1 x Wireless Bluetooth Module