The Revolabs HD Wireless Omni-Directional Tabletop Microphone provides high definition audio. Revolabs HD Omni-Directional Tabletop microphones exhibit the highest quality voice reproduction in conferencing environments.

* Omni-directional picks up sound from a 360 degree area (6-8' diameter) around the microphone.

It can be mixed and matched with the other HD Wireless Microphones with a Revolabs HD system. This microphone is impervious to Radio Frequency (RF) interference!  It can be used in direct contact with all wireless electronic devices known to cause unwanted audio interference, such as GSM mobile phones, smart phones, etc.  Eight hours of continuous use on a single charge. Recharges in two hours. Feel free to walk around the room and enjoy the secure, crystal clear sound!