Amazon.com: BOYA Wireless Lavalier Microphone for Camera, 20-Hours Battery, Noise Cancellation, Dual-Channel, Mini Lapel Clip On Mic for DSLR, Record, Vlog, Live Streaming, 2 Transmitters 1 Receiver WMic5-M2 : Electronics
Harbinger MLS1000 Personal Line Array Speaker System | eBay