Bluetooth Module, V4.1, 1Mbps, 55M; Bluetooth Version:Bluetooth 4.1; Supply Voltage Min:3.3V; Supply Voltage Max:3.6V; Signal Range Max:55M; Data Rate:1Mbps; Bluetooth Class:-; Receive Sensitivity:-92Dbm; Operating Temperature Rohs Compliant: Yes |Lm Technologies LM931-0552