MDS SD Master Station TX 926-960 RX 880-915 Simplex Non Redundant, Non-Protected 125 VDCSerial Master Station with serial and ethernet data ports. MPRS9KNDNA1S2N4NF1SNN is compatible with SD9 and 9710 radios with data rates up to 19.2 Kbps. Max range of 50 miles and sensitivity of -112. Temperature range of -22-140 degrees fahrenheit, power consumption of 5 A or 60 watts. Excellent performance in the face of interference or difficult signal paths. Network management software simplifies maintenance tasks, reduces network infrastructure management costs, and provides a non-intrusive means of maintenance and link monitoring. Redundancy options for protected 1+1 warm stanby configuration for reliable continuous use. Full duplex, half duplex and simplex modes.