Blink500 Pro B8 Four-Channel Wireless Microphone System The Saramonic Blink500 Pro B8 is an incredibly lightweight, ultracompact, and easy-to-use four-channel wireless microphone system for up to 4 people. The kit comprises four Blink500 Pro TXS transmitters and one Blink500 Pro 4RX receiver. The microphone delivers exceptional and stable sound to DSLR, mirrorless DSLR, video cameras, smartphones, tablets, computers, recorders and more. Blink500 Pro TXS clip-on transmitter has a built-in omnidirectional microphone. It is small and light enough to clip to shirts and clothing, and features gain and mute controls, allowing you to fully manage your recording at any time. Blink500 Pro 4RX clip-on receiver features a vivid OLED display, selectable mono and stereo modes, and a remarkable 8 hours of run time on a single charge. It has a 3.5mm headphone output for real-time monitoring, and two LINE OUT jacks that can output 4 separate signals from four Blink500 Pro TXS/ TX transmitters at the same time. The Blink500 Pro B8 operates on the 2.4GHz spectrum and automatically hops to free channels to avoid static noise and audio dropouts. The kit provides an excellent solution perfect for multi people live streaming, podcasting, vlogging and video shotting, meeting, speech, interview, etc.