---
product_id: 31426297
title: "MULTI FUNTION 4 Channel Video & Audio & RS485 Data Optical Media Converters"
brand: "szytg"
price: "17800508₫"
currency: VND
in_stock: true
category: "Electronics"
url: https://www.desertcart.vn/products/31426297-multi-funtion-4-channel-video-and-amp-audio-and-amp
store_origin: VN
region: Vietnam
---

# MULTI FUNTION 4 Channel Video & Audio & RS485 Data Optical Media Converters

**Brand:** szytg
**Price:** 17800508₫
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** MULTI FUNTION 4 Channel Video & Audio & RS485 Data Optical Media Converters by szytg
- **How much does it cost?** 17800508₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/31426297-multi-funtion-4-channel-video-and-amp-audio-and-amp)

## Best For

- szytg enthusiasts

## Why This Product

- Trusted szytg brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Overview:  This model is multifunction digital video/audio/data optical media converter with 4 channel video (BNC) + 4 channel audio (RCA) + RS485 bidirectional data, specific parameters are as follows:  1)Audio Technical parameters:  1. Audio channels: 4 2. Audio input / output impedance: 600 ohm(balanced / unbalanced)  3. Physical Interface: AV industry standard Lotus port terminals or optional 4. Audio input / output voltage: 2Vp-p (typ)  5. Audio input / output level: 0dBm (typ)  6. Audio bandwidth: 10HZ ~ 20KHZ 7. Audio digital bits wide: 24bit 8. Audio SNR ≥95dB (weighted)  2) Video Technical parameters:  1. Video: 4 channel BNC port 2. 8 MHz video bandwidth 3. Automatic compatible video formats compatible with PAL, NTSC, SECAM 4. Video input / output impedance 75ohm (unbalanced), BNC 5. Video SNR ≥67dB (weighted) 65 6. Differential Gain  7. Differential phase  8. Field oblique than  3) Optical parameters:  1. Optical interface: FC  2. Transmission distance: single-mode fiber 0~20KM ,Multimode: 0-2KM .  3. Wavelength: multimode 850 / 1310nm single-mode: 1310 / 1550nm 4) Data parameters:  1. Data channel: RS485 bidirectional half-duplex selectable reverse data 2. Physical interface: the industry standard terminals 3. Transmission rate 0 to 400Kbps 4. Baud Rate: 2MHz 5. BER less than 10-9 Package include:  • 1Pair transmitter & Receiver • 2xpower supply • Annual

## Features

- 4 Channel Video and 4 Channel Audio and RS485 Bi-directional data
- Transmission distance: S/M fiber 0~20Km, M/M fiber 0~2Km
- Transmission wavelength: 1310nm / 1550nm
- Mean time between failures (MTBF): more than 100,000 hours

## Images

![MULTI FUNTION 4 Channel Video & Audio & RS485 Data Optical Media Converters - Image 1](https://images-na.ssl-images-amazon.com/images/I/51LLIhxn6%2BL.jpg)
![MULTI FUNTION 4 Channel Video & Audio & RS485 Data Optical Media Converters - Image 2](https://images-na.ssl-images-amazon.com/images/I/41b59FLFdKL.jpg)
![MULTI FUNTION 4 Channel Video & Audio & RS485 Data Optical Media Converters - Image 3](https://images-na.ssl-images-amazon.com/images/I/41gRgKeCr-L.jpg)
![MULTI FUNTION 4 Channel Video & Audio & RS485 Data Optical Media Converters - Image 4](https://images-na.ssl-images-amazon.com/images/I/51VZhfYf0XL.jpg)
![MULTI FUNTION 4 Channel Video & Audio & RS485 Data Optical Media Converters - Image 5](https://images-na.ssl-images-amazon.com/images/I/41B4PPwhwLL.jpg)

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**Shop now:** [https://www.desertcart.vn/products/31426297-multi-funtion-4-channel-video-and-amp-audio-and-amp](https://www.desertcart.vn/products/31426297-multi-funtion-4-channel-video-and-amp-audio-and-amp)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-04-24*