The Saramonic Blink 500 ProX B2 is a 2.4 GHz dual wireless system that delivers exceptional, broadcast-quality sound for 2-people to cameras, recorders, mixers, and other 3.5mm input devices. Ideal for content creators, filmmakers, journalists, vloggers, live streaming, and so much more. This ultra-portable and incredibly lightweight dual mic system comes with two clip-on wireless transmitters with built-in mics, two professional lavalier microphones, a dual-channel receiver, and an advanced portable charging carry case. Upgraded in Every Way: The Industry Original Dual 2.4GHz System Just Keeps Getting Better The Blink 500 ProX is the next generation of the immensely successful, and much copied Blink 500 Pro system.