IR-310M Infrared Wireless Microphone
The IR-310M is a lightweight, hands-free infrared wireless microphone. Designed for use in school classrooms, it eliminates problems with interference and eavesdropping, allowing for simultaneous use in adjacent classrooms. It can operate in one selectable IR frequency, with two transmitters working simultaneously together. It is also capable of operating with one piece of rechargeable AA Ni-MH battery IR-200BT-2, up to 8 hours.
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