Amazon.com: Ear Piece Adapter, VOX PTT Military Adapter Cable 2.5mm Single-Pin Jack for Motorola Talkabout Radio TLKR T80 T6 T7 T8 T5820 XTR446 MD200 : Electronics
Amazon.com: Walkie Talkie Earpiece,Portable Stereo PTT Two-Way Radio Air Acoustic Tube Earpiece with Noise Cancelling Mic,Loudspeaker,for Motorola TLKR T5/TLKR T6/EM1000/EM1000R/EM1020R,etc