Nordic Semiconductor Nrf52840-Dongle
BLUETOOTH MODULE, V5, 2MBPS; Bluetooth Version:Bluetooth 5.0; Supply Voltage Min:1.7V; Supply Voltage Max:5.5V; Signal Range Max:-; Data Rate:2Mbps; Bluetooth Class:-; Receive Sensitivity:-92dBm; Operating Temperature Min:-; Operating Temperature Max:-; Product Range:NRF52 Series; SVHC:No SVHC (15-Jan-2018)