Saramonic 2.4GHz Wireless Lapel Microphone System Ultra-Compact Wireless Lavalier Microphone System Dual Channel for DSLR Cameras, Smartphones, Tablets, Computers for Video Blogging, Mobile Journalism, Interviews

2.4GHz wireless transmission technology & dual channel receiver with 3.5mm output Clip-on transmitter with built-in omnidirectional microphone & high resolution, easy-to-use LCD display Up to 200m operating range Compatible with cameras, mobile devices, etc. Built-in rechargeable battery provides up to 6 hours of runtime