Wireless BT Module, this Bluetooth module allows you to quickly add Bluetooth functionality to your project, enabling control of devices such as switches and LEDs using Android phones. Features: Bluetooth UART RS232 serial converter module for easy transfer of UART data. Supports Bluetooth connection via AT commands, baud rate setting, password configuration, and parameter saving. Enhanced Data Rate (EDR) compliant with 2Mbps and 3Mbps modulation modes of V2.0 + EDR specification. Full-speed Bluetooth operation with support for full Piconet and Scatternet. On-board 3.3V voltage regulator, ROHS compliant, compact design. Specifications: Bluetooth software stack compatible with various systems: * MCU, ARM, or DSP systems * SOC systems * Personal Digital Assistants (PDA) * Computer accessories * Other Bluetooth-enabled systems UART interface with baud rate setting capability Supports on-board 8Mbit external flash memory Supports 802.11 co-existence Hardware: CSR solution, Bluetooth V2.0 protocol Supports AT command interface Supports both Master and Slave modes, configurable via AT commands Baud rate range: 1200 to 115200 bps Power supply: 3.3V DC Core module dimensions: Approx. 27 x 12.8 x 2.35mm Overall module dimensions: Approx. 44.7 x 15.7 x 3.7mm Package Includes: 1 x Wireless Bluetooth Module