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Output Power

 -14~ -8dBm /  -5~0dBm

Optic fiber

50/125u multimode,62.5/125u multimode,9/125u single mode

Rx sensitivity


Optical connector

FC、ST、SC (optional)


0~2KM (MM)  /  0~20KM/40KM/60KM/80KM  (SM)

Balanced Audio

Number of Channels

2 Input +2 Output

Input Connector


Output Connector


Input / Output Impedance

10K Ohm

Input capacitance LINE inputs

10 pF

Max input/output voltage


Frequency Response

20 Hz~24kHz @±3dB

Sample Rates From



> 80dB

Electrical & Mechanical

Input Power Requirements:

DC 5V@2A

Power Adapter:

AC 90V~240V

Power Consumption:

< 5W

Stand-Alone Dimensions:

168mm × 154mm × 45mm

Shipping Weight:

(include Transmitter & Receiver ) 2.5kg


Operating Temperature:

-20°C ~ +75°C

Storage Temperature:

-40°C ~ +85°C

Relative Humidity:

0% ~ 95% (non-condensing)


>100,000 hours

In video you can see that no settings are required to get 2 channel bidirectional signal, and it’s really plug and play

Now, this one is interesting one – we’ve got Karaoke mic with 48V phantom power device and 20km of single mode fiber, and a mini PC with RCA input – and this how we hook this all up using our XLR over fiber 2 port bidi type converters!


2 XLR Audio Channel BiDirectional over Fiber Optic Converter, Single Mode 20 km


2 XLR Audio Channel BiDirectional over Fiber Optic Converter, Multi Mode 500 m

More Distance?

Check Customized Versions with Our Sales Now!


2 CH BIDI Balanced Audio(XLR)To Fiber OpticConverter support 2 Channel BIDI balanced audio 16-bit digitally encoded broadcast quality balanced audio over one multi-mode or single-mode optical fiber. These fiber optic transmitter and fiber optic receiver are typically used in applications for Rental, Staging, Theater, Stadiums, Theme Parks, Broadcast/Studio, CCTV audio and Professional AV applications, etc, and are available for stand-alone or rack-mount installations. FC, ST or SC optical connectors is optional.

Plug and Play design ensures adjustment-free installation and operation, and optical adjustments are never required. LED indicators are provided to instantly monitor the system operating status.