What Is Telephone Over Fiber Optic Extender ?
2 channels PCM Voice Telephone over Fiber Optic with 10/100Mbps Ethernet SC Singlemode fiber,working distance up 20Km (40Km/60Km/80Km optional). SC optical interafce (FC/ST/LC optional).High quality and reliable.
Features:
1. High quality PCM voice telephone Modular design, stable and reliable performance
2. Support Protocol: IEEE 802.3, IEEE 802. 1Q (VLAN)
3. Transmission bandwidth: 10-100Mbps (per network port) full duplex, half duplex fully adaptive
4. Adopt traditional PSTN normal voice, each voice occupies a 64K channel, support caller ID and fax.
5. Compact design, beautiful appearance and convenient installation and operation.
6. Complete status display function for easy maintenance and management.
7. Single-mode and multi-mode adaptive, simplex SC interface
8. Working distance : singlemode fiber 0~20Km, and compatible with Multimode fiber 0~500meters.
Phone RJ11 port specifications:
● Voice coding: PCM coding, 64Kbps per voice
● Crosstalk attenuation: ≥65dB
● Balanced noise: ≤63.7dBmop
● Insertion loss: -3 ± 0.75dB
● Frequency characteristics: 300 to 3400 Hz (-0.6 to +3 dB)
● Relay port (FXO): connected to the switch
● Two-wire AC input impedance: 200+680//0.1 Ω (three components)
● Ringing voltage: 35 ~ 150V
● Ringing frequency: 17~60HZ
● Return loss: 20 db
● User Interface (FXS): Connect to the user’s telephone
● Two-wire AC input impedance: 200+680//0.1 Ω (three components)
● User line loop resistance: less than 1KΩ (including phone)
● Ringing voltage peak-to-peak value: 110~150V
● Ringing frequency: 22~28HZ
● Feed voltage: 28V
● Feed current: 20~50mA;
● Return loss: 20 db
● Bell flow: AC90 plus or minus 15V
Ethernet RJ45 port specifications:
● Rate: 10M/100M, full duplex, half duplex fully adaptive
● Actual transmission bandwidth: 50Mbps per network port
● Protocol: Support IEEE 802.3, IEEE 802.1Q (VLAN)
● Physical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)
Power supply:
● Suitable working voltage AC100~240V, DC5V/2A.
● US/EU/UK/AU power supply adaptor is available.
Applicable environment:
Major communication operators, governments, enterprises and institutions.
Package include:
● 1x telephone Transmitter
● 1x telephone Receiver
● 2x power supply adatper (plug US/EU/UK/AU optional)
● User Manual
