The IRC-56 is the "Participant's"
tabletop microphone used with the Azden 6-channel IR wireless
conference system. This microphone can be set to any one of 6
channels. It features a push ON /push OFF "talk" button and a
glowing LED that comes on when the microphone is in use.
The IRC-56 can be powered by 6 "AA" Alkaline batteries or by 6 of
Azden's 1HR-3U rechargeable NiMH batteries, which ccan be charged
while in the unit. In faact, the microphone can be used while the
batteries are charging. Operating time on fresh batteries is
approximately 4-5 hours.