Wekuant 2 Pots Telephone And 10/100M Ethernet Over Fiber Optic Extender St Adapter Singlemode Fiber Up To 20Km(12.4 Mi) Multimod

Specification: Phone Rj11 Port Specifications: 1.Voice Coding: Pcm Coding, 64Kbps Per Voice 2.Crosstalk Attenuation: =65Db 3.Balanced Noise: =63.7Dbmop 4.Insertion Loss: -3 0.75Db 5.Frequency Characteristics: 300 To 3400 Hz (-0.6 To +3 Db) 6.Relay Port (Fxo): Connected To The Switch 7.Two-Wire Ac Input Impedance: 200+680//0.1 O (Three Components) 8.Ringing Voltage: 35 ~ 150V 9.Ringing Frequency: 17~60Hz 10.Return Loss: 20 Db 11.User Interface (Fxs): Connect To The User'S Telephone 12.Two-Wire Ac Input Impedance: 200+680//0.1 O (Three Components) 13.User Line Loop Resistance: Less Than 1Ko (Including Phone) 14.Ringing Voltage Peak-To-Peak Value: 110~150V 15.Ringing Frequency: 22~28Hz 16.Feed Voltage: 28V 17.Feed Current: 20~50Ma; 18.Return Loss: 20 Db 19.Bell Flow: Ac90 Plus Or Minus 15V Ethernet Rj45 Port Specifications: 1. Rate: 10/100 Mbps, Full Duplex, Half Duplex Fully Adaptive 2. Protocol: Support Ieee 802.3, Ieee 802.1Q (Vlan) 3. Physical Interface: Rj45, Support Auto-Mdix (Cross Line Straight Line Adaptive) Power Supply: 1.Working Voltage Ac100~240V, Dc5V/2A. 2.With Us Power Supply Adapter Package Include: 1X Telephone Over Fiber Transmitter 1X Telephone Over Fiber Receiver 1X 3M St/St Fiber Patch Cord. 2 X External Power Supply Adapters 1 X Manual