RSSI< Only android support >

Sets RSSI listener

Set up an RSSI listener deviceRssiEveStm, which returns the RSSI value through the data stream.

_blePlugin.deviceRssiEveStm.listen(
  (int event) {
    /// Do something with new state
  });

Read the watch RSSI

Read the real-time RSSI value of the watch. The query result will be obtained through the deviceRssiEveStm listening stream.

_blePlugin.readDeviceRssi;