Saramonic Blink 500 ProX B2 2-Person Digital Camera-Mount Wireless Omni Lavalier Microphone System (Black, 2.4 GHz)

Advanced Next-Generation 2.4GHz Wireless Clip-On  Microphone Systems with One or Two Transmitters,  Lavaliers, and Charging Cases
The Saramonic Blink 500 ProX B1 and Blink 500 ProX B2 are 2.4GHz wireless  systems that deliver exceptional, broadcast-quality sound for 1 or 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. These  ultra-portable and incredibly lightweight dual mic systems come with one or two  clip-on wireless transmitters with built-in mics, 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. Combining the innovative features of the original  Blink 500 Pro system with a smaller and lighter updated design, less latency, more  reliability, upgraded OLED displays with real-time metering, longer battery life, higher  resolution audio signal, wider frequency response, higher signal-to-noise ratio, and  even more new features that set the ProX apart from the original Pro system and  competitors. While still being incredibly easy to use. 

Tiny and Light TX Transmitters, with Big and Heavy Features
The Blink 500 ProX TX transmitters feature a built-in omnidirectional microphone  with an impressive sensitivity of -39dB. Giving you professional dynamic sound quality  on a transmitter small and light enough that you can easily clip it to a shirt or collar.  The transmitters include lavalier microphones, allowing you to use them as traditional  belt pack transmitters for an even more discreet miking solution. A vivid OLED display gives real-time input level metering, and tactile input gain controls allow you to adjust  the audio gain with ease. They also features a soft-touch mute button to quickly mute  the transmitter for privacy.