GoodQbuy&reg; Universal Listen Only Acoustic Headset Earpiece For Motorola Radio HT1000 GP900 XTS5000 with 3.5mm Jack Connector Universal Listen Only Acoustic Headset Earpiece For Motorola Radio For 3.5mm 1-pin jack, Acoustic Tube with metal clip, listen only Connection Type: Universal 3.5mm connector fits two-way radios, radio speaker mics, MP3 players and similar devices