Wanglink 4ch Telephone Optic Transceiver with E1
Wanglink 4ch Telephone optic Transceiver with E1
The 4 Channels Telephone Fiber Optical Transceiver can transmit 4-Channel telephone through optical fiber and 1-chanel Ethernet signal by RJ45. and the dedicated digital multiplexer chip used in the device integrates almost all the digital logic functions in the device, thereby significantly improving the performance of the product and reducing the cost. The device has excellent performance, stable and reliable operation, low power consumption, high integration, small size, and easy installation and maintenance.
The whole series is independently developed by our company. Using professional telephone module, using PCM pulse code modulation technology, the voice quality is clear, the call is stable and reliable, each voice signal has a three-stage overcurrent and overvoltage protection unit, and the voice produced by the channel different from the non-telephone module is not clear. Unstable device. Widely used in government units, power, public security, military, civil aviation, maritime, mining, highways and other major networks or public networks.
● Standard RJ11 interface
● Support single or double fiber.
● No compression, good voice quality.
● The voice interface supports caller ID and provides reverse polarity signals.
● Small size, beautiful appearance, easy installation and operation.
● Perfect status display function, easy to maintain and manage.
● The center end can be inserted into a 19-inch 3U chassis.
FXS
Ringing voltage: 75V
Ringing frequency: 25HZ
Impedance: 600Ω
Insertion loss: -3 ± 0.75dB
Frequency characteristics: 300 ~ 3400Hz (-0.6 ~ +3dB)
Crosstalk attenuation: ≥65dB
Physical interface: RJ11
Ethernet Interface
Ethernet protocol: IEEE802.3u protocol
Interface: 100Mbps
straight through, crossover cable adaptation
Transmission rate: 100Mbps
Interface type: RJ45
Fiber Interface
Bit rate: 155Mbps ±20ppm
Line pattern: NRZ+ scrambling code
Light wavelength: 850nm, 1310nm, 1550nm
Transmit optical power: > -12dBm
Receive sensitivity: < -36dBm
Interface type: FC
1.Are you trading company or manufacturer ? Could I use our own logo and label?
We are factory, with trading service. We provide OEM/OEM service
2. Can I have a sample order? What is your MOQ?
Yes, we welcome sample order to test and check quality. MOQ is 1 for normal products.
3. What is the lead time? How do you ship the goods and how long does it take arrive?
For usual products. We keep stock, could ship 1-3 days after payment. For big quantity and special products. Please check lead time with our sales representative. Sea transportation & Air transportation & Express ( DHL / UPS / TNT / FedEx / EMS ). Air transportation & Express usually take 3-5 days to arrive.
4. What is your warranty time?
We promise 3-year warranty for all products shipped from us. Man-made sabotage and natural factors are not within the scope of warranty.
5. Why choose Wanglink?
1) Prompt delivery and remarkable services .
2) Competitive selling prices
3) Rich experience of OEM & ODM co-operation
4) 100% new materials for production and 100% reliable quality
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