MT8889C/MT8889C-1 ® Integrated DTMF Transceiver .
Mitel Networks Corporation
MT8889C - Integrated DTMFTransceiver with Adaptive Micro Interface
MT8889C/MT8889C-1 ® Integrated DTMF Transceiver with Adaptive Micro Interface Features • • • • • • Central office quality DTMF transmitter/ receiver.