DIY HC-05 Bluetooth Bee Module for Arduino - Red
Bluetooth version: 2.1 + EDR standard; USB version: V1.1 / 2.0; - Working range: 2.4GHz ISM ; Modulation mode: gauss frequency shift key; - Transmission power: </= 4dBm second level; - Sensitivity: </= -84dBm at 0.1% error rate; - Transfer rate: 2.1Mbps(Max)/160 kbps(Asynchronous);1Mbps/1Mbps(Synchronous); - Security feature: identification and encryption; - Supports bluetooth serial port; - Power supply: +3.3 VDC 50mA; - Working temperature: -20~55 degree Celsius.