YH-79STA  Comtex Radio Headphone. Especially for Radiocommunication wird an AF frequency range from 300-2700 Hz. with 3,5mm Mini Plug. An Adapter to 6,3 mm Stereo is included. YH-77 STA.

So You can enjoy to hear the sub and main Receiver simultaneaously. IF the Transceiver have to independent Receivers.

But You can use it as a classic Headphone not disturbing the family in the nicht.

Also available with 3,5mm Mono Plug .  See KH-02 Headphone