Silicon Labs Bgm111A256V2
2; Supply Voltage Min:1.4GHZ, 1MBPS, 200M; Bluetooth Version:Bluetooth 4.85V; Supply Voltage Max:3.8V; Signal Range Max:200m; Data Rate:1Mbps; Bluetooth Class:-; Receive Sensitivity:-92dBm; Operating Temperature Min:-40°C; Operating Temperature Max:85°C; Product Range:Blue Gecko Bluetooth Series; SVHC:No SVHC (20-Jun-2016).