2pcs AT-09 Bluetooth 4.0 Module BLE CC2540 Transceiver CC2541 compatible with HM-10 MLT-BT05

2pcs AT-09 BLE Bluetooth 4.0 Uart Transceiver Module CC2541 Central Switching compatible HM-10 Description: - This small size Bluetooth 4.0 TTL transceiver module allows your target device communicate with your iPhone/iPAD, IOS 6 or Android 4.3 above devices. - It's easy to use and completely encapsulated. - You can set it as slave or master. - You can use AT command set the baudrate. Ultra-low standby power consumption 90uA~400uA Coverage up to 60 meters Built in PCB antenna Power input: 3.6V-6V DC(Can not higher than 6V) Size: 43mm x 15mm Color: Blue Package Contains: 2pcs x AT-09 Bluetooth 4.0 Transceiver Module CC2541 (Compatible HM-10)