Bluetooth earset by Hytera.
Package Contents: One ESW01 and one charging stand (POA107).
Caution: A wall charger is not included in the package
List of compatible accessories
Audio: ADN-01, ADN-02
Code: 69.2101.004
Code: 75.2101.001
Code: 01.2101.016
Code: 43.2101.029
Code: 25.2101.054
Code: 25.2101.047