MMDVM Duplex Modem
A quality tested duplex modem board. Perfect for DMR as it uses both time slots the same as a repeater. Also works with Fusion, D-Star and P25. Comes standard with a 2 x vertical SMA sockets (soldered) and 2 vertical antennas (as pictured). It is recommended that you purchase a right angle antenna kit (pictured below) for optimal duplex performance.
Modem boards have up-to-date firmware and are tested for RF TX/RX & bit error rate (BER). High quality TCXO so Offsets are ZERO.