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: 56.2101.009
Code: 56.2101.003
Code: 43.2101.075
Code: 43.2101.066
Code: 43.2101.032
Code: 63.2101.035