BLUETOOTH VER 4.1 2.4GHZ-2.5GHZ; Bluetooth Version:Bluetooth 4.1; Supply Voltage Min:1.8V; Supply Voltage Max:3.63V; Signal Range Max:50m; Data Rate:1Mbps; Bluetooth Class:-; Receive Sensitivity:-94dBm; Operating Temperature Min:-30°C; Operating Temperature Max:85°C; Product Range:-