Sennheiser 100-P Series Wireless Lavalier — Daufenbach Camera
Amazon.com: Sennheiser Ek 100 G3 - Portable Diversity Receiver with Cl1 1/8-Inch and Cl100 Xlr Unbalanced Output Cables : Electronics
Sennheiser ew 100-945 G3 (archived) - - Vocal set - EM 100 G3, SKM 100 G3 with MMD 945, power supply unit NT 2-3 with adapter for countries - 626-668 mhz
Sennheiser ew 100 ENG G3 Wireless Microphone System - A (516-558 MHz)