Specification: Phone
RJ11 port specifications: 1.
Voice coding: PCM coding, 64Kbps per voice2.
Crosstalk attenuation: 65dB3.
Balanced noise: 63.7 dBmop4.
Insertion loss: -3 0.75 dB5.
Frequency characteristics: 300 to 3400 Hz (- 0.6 to +3 dB)6.
Relay port (FXO): connected to the switch7.
Two-wire AC input impedance: 200+680// 0.1 (three components) 8.
Ringing voltage: 35 ~ 150V9.
Ringing frequency: 17~60HZ10.
Return loss: 20 db11.
User Interface (FXS): Connect to the user's telephone12.
Two-wire AC input impedance: 200+680// 0.1 (three components) 13.
User line loop resistance: less than 1K (including phone) 14.
Ringing voltage peak-to-peak value: 110~150V15.
Ringing frequency: 22~28HZ16.
Feed voltage: 28V17.
Feed current: 20~50mA; 18.
Return loss: 20 db19.
Bell flow: AC90 plus or minus 15VEthernet
RJ45 port specifications: 1.
Rate: 10/100 Mbps, full duplex, half duplex fully adaptive2.
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 adapterPackage include: 1x Telephone over fiber Transmitter1x Telephone over fiber Receiver1x 3M SC/SC fiber patch cord. 2 x External power supply adapters1 x Manual