Sennheiser EW-D Evolution Wireless Digital System With ME 2 Omnidirectional Lavalier and 835 Microphone Module R4-9 | Guitar Center
Sennheiser Handheld transmitter with e945 supercardioid dynamic capsule, MZQ1 mic clip and zipper pouch. (566-608 MHz), SKM500-945G3-G | Affinitech Inc.
Amazon.com: Sennheiser Pro Audio Wireless Microphones and Transmitters, SKM 835 835-XSW-A : Musical Instruments