MIPRO ACT-312/ACT-32H&T - Dual-Channel Handheld & Bodypack Wireless Mic System | TechEdu
MIPRO ACT-5802/ACT-58HT - Dual-Channel Digital Receiver with ACT-58H Handheld Microphone, One ACT-58T Bodypack Transmitter with MU-53 Lapel Mic | Touchboards
L322 miniature Tie Clip Lavalier Microphone for MiPro Wireless - very very Small
2.4 GHz Digital Handheld Transmitter with MU-70A Capsule ACT-240H
MiPro ACT-707D Wireless Microphone Receiver W/ ACT-707HE & ACT-707TE Body Packs | eBay