... 1.Bluetooth4.0 single mode module 2.radio, stack, profiles and application space for customer applications, so external proces DESCRIPTIONN71 is Bluetooth4.0 ... go)Proximity sensorsHID keyboards and miceAutomotive Bluetooth SpecificationStandardBluetoothV4.0, Class IIProfilesNetwork Availability, Proximity, fine me ... PIO, AIO,Debug SPISensitivity-90dBm at 0.1%BERRF TX Power4dBmPowerSupply Voltage1.8~ 3. ...