New Arrival , Super High Quality,Ultimate Performance, Three Years Warranty.
16 Channels PCM Voice Telephone over Singlemode Fiber Optic up to 20Km, with 10/100Mbps Ethernet , FC optical interface
Features:
- High quality PCM voice telephone Modular design, stable and reliable performance
- Support Protocol: IEEE 802.3, IEEE 802. 1Q (VLAN)
- Transmission bandwidth: 10-100Mbps (per network port) full duplex, half duplex fully adaptive
- Adopt traditional PSTN normal voice, each voice occupies a 64K channel, support caller ID and fax.
- Compact design, beautiful appearance and convenient installation and operation.
- Complete status display function for easy maintenance and management.
- Single-mode and multi-mode adaptive, simplex SC interface
- Working distance : singlemode fiber 0~20Km
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)
Optical interface: FC female (SC optional)
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:
- 1 x PCM telephone Transmitter
- 1 x PCM telephoneReceiver
- 2 x power supply adapter (default US, EU/UK/AU available)
- Manual
Shipping :We Ship to Worldwide, the items will be shipped within 1~2 business day after your full payment !
Payment :Paypal.
ReturnPolicy:
2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#.
WarrantyandGuarantee:
1.Three years Warranty, Buy with confidence!
OtherPolicies:
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