External loudspeaker with 20 W power. It also has a 2 m cable with DB26 connector.
List of compatible transceivers Hytera: MD series, HM series, HR1065, MT680, MT680 Plus
Code: 25.1802.000
Code: 50.1802.002
Code: 25.1802.005
Code: 04.1802.004
Code: 25.1802.001
Code: 04.1802.003