Bluetooth protocol: Bluetooth Specification V4.0 BLE, send and receive no byte limit,open environment and iphone 4 s can achieve 110 meters extreme distance communication.Based on TI CC2541 chipsetBluetooth class 2Industrial level SPP Bluetooth moduleIntegrated chip antennaSize: 26.7 x 13 x 2 mmIndu..
Features:Input voltage 3.3v ~ 6v, module with 3V LDO voltage regulatorSupport AT command set the baud rate, name, pair passwordSearch and pairing automatically when the power upPower, link status indicator4pin 2.54 Pitch status indicatorNote:The default communication baud rate is 9600, matchin..