eBay

Overview:

This item is multi-functional Telephone/Audio/Ethernet over one a single fiber optic extender, include one TX and on RX. Suitable fiber: universal singlemode and multimode, Working distance is S/M up to 20Km and M/M up to 500M.

Custom made according to buyer's special requirement is available, Production lead time :1~3 work days.

Function:

4x Telephone (RJ11 port)

1x Bidirectional Audio (RCA port)

2 x 10/100Mbps Ethernet (RJ45 port)

FC optical interface, S/M 0~20Km,M/M:0~500m

Features:

1. Universal for Both Fiber Types: Same media converters can supports Single-mode fiber for a long distance up to 20 km(12miles) and Multimode fiber for a distance up to 500m(0.31miles).

2. Extend your Phones and Network: 4 Independent telephone lines +2 Fast shared Ethernet (10/100 Mbit/s) port + 1 Bidirectional audio over same Single mode or Multimode fiber cable

3. Simple to Install,Plug and Play,No setup or configuration needed, FC connector for fiber optical port, RJ-11 connector for telephone ports and RJ-45 for Ethernet

4. No Delay Transmission and Protocol Support: Unlike VoIP products - these converters transmit signals directly over fiber cables, thus offering NO DELAYS, plus support for fax & legacy applications that is not supported by VoIP lines

Audio Specification:

1. Audio: 1 channel bidirectional (1 in, 1 out)

2. Interface terminal: RCA male connector (Industrial terminals optional)

3. Audio input / output impedance: 600 ohms (balanced / unbalanced)

4. Audio Input / Output voltage: 0 ~ 2Vp-p (peak - peak)

5. Audio Bandwidth: 20MHz ~ 20KHz

6. Sampling rate: 48.6K

7. Nonlinear distortion factor: ≤1%

8. Audio SNR (weighted): S / N≥85dB

Telephone 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 Ω (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 Ω (three components) 
13.User line loop resistance: less than 1KΩ (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 specifications: 
1. Rate: 10M/100Mbps, full duplex, half duplex fully adaptive

2. Two RJ45 Ethernet ports share one Ethernet (Not independent).
3. Protocol: Support IEEE 802.3, IEEE 802.1Q (VLAN) 
4. Physical interface: RJ45, support AUTO-MDIX (cross line straight line adaptive)

Working voltage:

1. Power input: AC100~240V ,DC5V/2A

2. Power adapter: US/EU/UK/AU optional

Package:

1. 1x Transmitter

2. 1x Receiver

3. 1x 3m FC/FC singlemode fiber patch cord

4. 2x Power supply adapters

5. 1x User manual

Shipping : We Ship to Worldwide, the items will be shipped within 1~3 business day after your full payment !

Payment : Paypal.

Return Policy:

1. Refunds are only offered for defective products reported within 7 days upon receipt.

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#.

3. We will replace your item if it is found to be defective within 14 days.

4. Buyer required paying for his own postage fees to return the item to us. Shipping and handling fees are non-refundable at any case.

5. Please contact us first by email before returning your item, because some solutions may not require returning your item.Returned item must be in new condition with all the accessories.

6. All warranties do not cover the damage due to misuse or compatibility.

8. We do our best to serve each and every customer the best we can.

Warranty and Guarantee:

1.One year Warranty, Buy with confidence!

2.If you find any defect for item in 3 months, we will send you a replacement without additional cost, or make refund after we receive the defective item.

4. If item is defective after 3 months, we can still accept that you send it back to us. A new one will be sent to you after we received the defective item, but you have to pay the extra shipping fee.

Other Policies:

1. We are not responsible for any custom duty or import tax.

2. After receiving the payment for item, we will leave POSITIVE FEEDBACK. If the item is not satisfactory to you when you received, please feel free to contact us.

3. All emails will be responded within 1 business day. If you do not receive our reply, we will reply to you upon receipt of your re-sent email as soon as possible.

4. Serious Buyer Only! Please place bid only if you agree with all the terms.