BY-WM4 Pro-K2 Dual-Channel Digital Wireless Microphone - BOYA
Amazon.com: BOYA by-WM4 Pro Wireless Lavalier Microphone System 2 Transmitters with USB Type-C Connector Receiver for Samsung Huawei iPad Android Devices Smartphone Live Stream Broadcasting Vlogging : Musical Instruments
Amazon.com : BOYA by-WM4 PRO-K6 2.4G Wireless Microphone System (2 Transmitters + 1 Receiver) with Type-C Interface Receiver Compatible with Type-C Android Smartphones for Live Streaming Video Shooting Vlogging : Electronics