2PCS Wireless Bluetooth Master-Slave 2 in1 Module RS232 / TTL

Product InfoThis is a Bluetooth with Blue2.0, you can modify master & slave mode at any time. Master and slave mode support the same AT command as the hardware. It is set to support the baud rate 2400 to 1382400.The current firmware has been modified for the new version: The default setting for serial port: (9600, N, 8,1), password: 1234.Support the AT command to modify the baud rate, device name, passkey, master or slave mode (master and slave mode can be modified by AT commands), if you require additional baud rate or the principal mode of an order, please indicate the support of the baud rate 2400---1382400. Features:Build-in CSR company Bluetooth chip BC417143Bluetooth specification v2.0 + EDRHigh-board antennasPaired with various Bluetooth adapter, Bluetooth phone use, master-slave can also be used in doubleCan be set for the module control parameters and control commands issued via AT commandsThe maximum serial baud rate: 1382400bps, support for hardware flow control transferProvide seven input and output ports, scalable user IO resourcesWork status indicators; connection with the non-connection state signal output, easy to track the status of module MCUUsed for embedded wireless serial transmission alternativesSize: 26.9mm x 13mm x 2.2 mm Specifications:Bluetooth protocol: Bluetooth Specification v2.0+EDRUSB protocol: USB v1.1/2.0Frequency: 2.4GHz ISM bandModulation: GFSK(Gaussian Frequency Shift Keying)Transmit power: ¡Ü4dBm, Class 2Sensitivity:¡¡¡Ü-84dBm at 0.1% BERRate:¡¡Asynchronous: 2.1Mbps(Max) / 160 kbpsSynchronous: 1Mbps/1MbpsSecurity features: Authentication and encryptionSupport profiles:¡¡Bluetoothserial port (master & slave)Power Supply: +3.3VDC 50mAWorking temperature: -5 ~ +45 Centigrade Package list:2 x Wireless Bluetooth Master-Slave 2 in1 Module