CyberData Singlewire Paging Adapter Type: Accessories Dimensions: 1.15 x 4.05 x 6.11 (H x W x L) Weight: 1.8 lbs. (Boxed) Specifications: Protocol: InformaCast V4.0 and later Ethernet I/F: 10/100 Mbps Power Input: PoE 802.3af or 48VDC Operating Temperature: -10 degrees C to 50 degrees C (14 degrees F to 122 degrees F) Payload Types: G711 Regulatory Compliance: FCC Class A, UL 60950 Page Port Output: Balanced 600 Ohm 5VPP Line In: Input Signal Amplitudes: 2.0 VPP maximum Input Impedance: 10k Ohm Line Out: Output Signal Amplitudes: 2.0 VPP maximum Output Level: +2dBm nominal Total Harmonic Distortion: 0.5% maximum Output Impedance: 10k Ohm