BLUETOOTH MODULE, V4.1, 2.48GHZ; Bluetooth Version:Bluetooth 4.1; Supply Voltage Min:1.4V; Supply Voltage Max:3.6V; Signal Range Max:-; Data Rate:-; Bluetooth Class:Class 2, Class 3; Receive Sensitivity:-94dBm; Operating Temperature Min:-40°C; Operating Temperature Max:85°C; Product Range:-; SVHC:No SVHC (15-Jan-2019); MSL:MSL 3 - 168 hours