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: 63.2101.038
Code: 43.2101.085
Code: 63.2101.048
Code: 04.2101.018
Code: 25.2101.009
Code: 25.2101.047