Synergy SPM-602 OEM Style Hand Microphone for Vertex/Yaesu 1-Pin Models GigaParts.com
SONIC Series - SPM-3000 - Surveillance Kit , Lapel Mic Style (1-wire) with Noise Reducing Mic element and Special Bullet style speaker which tends not to plug up with wax as bad
Pryme Radio Products SPM-101 PRYME OBSERVER Series Speaker Mics | DX Engineering
Pryme Radio Products SPM-103 PRYME OBSERVER Series Speaker Mics | DX Engineering
Buy Here | Pryme NBP-BH20 Bone Conduction Headset - Boom Mic, BTH - IC20 | TwoWayRadio.com
Pryme SPM-1203 Defender Lapel Mic with D-Style Earphone