Wireless tie clip microphone is compatible with all Oklahoma Sound Corp. sound lecterns except the PRA-7000. Using this wireless microphone allows you audio wireless freedom of movement up to 200' from the lectern - completely hands-free.
The Wireless Mic Tie-Clip/Lavalier by Oklahoma Sound is designed only for use with lecterns from Oklahoma Sound. The transmitter pack has 1/8th inch jack and volume control for added convenience. Takes 9 Volt battery (not included).