The Wireless Audio Hub allows you to control discretly the terminal (sending PTT, tuning the audio volume).Various audio devices listed below can be connected with a 3.5 jack.A charger for the 600mA.h internal Li-Ion battery is included in the pack.GSM like headset: HR9317AA / Speaker + sound tube: HR9627AA / Smartphone type headset: HR9624AA / Induction loop kit: HR9628AB.Additional wireless PTT, to connect on top of the Wireless Audio Hub (via 868MHz link): HR10274AA.
Reference: HR10267AA
