Unidirectional RCA Audio Extender 2 Channel Fiber Optic Extender 1310nm / 1550nm
The 2-channel unidirectional RCA audio fiber optic extender is designed to transmit two channels of analog RCA audio signals over optical fiber while maintaining exceptional audio quality and reliability. Utilizing advanced digital optical transmission technology, the system converts stereo RCA audio into optical signals for long-distance transmission and then restores them at the receiving end with minimal distortion and latency.
Unlike traditional copper-based transmission systems, fiber optic technology provides complete immunity to electromagnetic interference (EMI), radio frequency interference (RFI), lightning surges, and ground loop noise, ensuring crystal-clear audio performance in demanding environments.
The extender supports stereo audio transmission through dual RCA connectors (Left and Right channels), making it ideal for professional audio distribution, live event production, multimedia classrooms, conference rooms, command centers, digital signage systems, and home entertainment applications.
Its compact metal housing, plug-and-play operation, and industrial-grade design allow for quick deployment and reliable long-term operation in both commercial and residential installations.
Whether used in broadcasting facilities, large venues, educational institutions, or security monitoring centers, this RCA audio fiber optic extender delivers stable, high-fidelity audio transmission over distances up to 20 km without signal degradation.
Product Features
High-Fidelity Stereo Audio Transmission
- Supports 2-channel RCA analog audio transmission.
- Maintains original audio quality without compression.
Long-Distance Fiber Transmission
- Up to 20 km transmission over single-mode fiber.
- Up to 500 m over multimode fiber.
EMI/RFI Immunity
- Completely immune to electromagnetic and radio frequency interference.
- Eliminates ground loop noise and signal degradation.
Broadcast-Grade Audio Performance
- High signal-to-noise ratio.
- Low distortion and ultra-low latency.
Plug-and-Play Design
- No software configuration required.
- Easy installation and maintenance.
Durable Metal Housing
- Industrial-grade aluminum enclosure.
- Excellent heat dissipation and durability.
Wide System Compatibility
- Compatible with amplifiers, mixers, audio processors, speakers, DVRs, media players, and professional audio equipment.
Stable and Reliable Operation
- Designed for 24/7 continuous operation.
- Ideal for mission-critical audio applications.
Applications
- Broadcast Studios
- Recording Studios
- Conference Rooms
- Public Address (PA) Systems
- Home Theater Systems
- Educational Campuses
- Digital Signage Networks
- Security Monitoring Centers
- Government Facilities
- Airports & Transportation Hubs
- Churches & Auditoriums
- Live Event Sound Systems
Technical Specifications
| Item | Specification |
| Product Type | 2-Channel RCA Audio Fiber Optic Extender |
| Audio Channels | 2 Channels (Stereo L/R) |
| Transmission Direction | Unidirectional |
| Audio Connector | 2 × RCA Female |
| Fiber Connector | FC / ST / SC (Optional) |
| Optical Fiber Type | Single-mode / Multi-mode |
| Optical Wavelength | 1310nm / 1550nm |
| Transmission Distance (Single-mode) | Up to 20 km |
| Transmission Distance (Multi-mode) | Up to 500 m |
| Audio Bandwidth | 20Hz ~ 20kHz |
| Signal-to-Noise Ratio | ≥95dB |
| Total Harmonic Distortion | ≤0.05% |
| Audio Sampling | 24-bit High Fidelity |
| Audio Input Impedance | 10kΩ |
| Audio Output Impedance | 600Ω |
| Transmission Delay | <1ms |
| Power Supply | DC 5V / 1A |
| Power Consumption | <3W |
| Operating Temperature | -20°C ~ +70°C |
| Storage Temperature | -40°C ~ +85°C |
| Relative Humidity | 0% ~ 95% (Non-condensing) |
| Housing Material | Industrial Aluminum Alloy |
| Installation | Desktop / Wall Mount |
| Protection Level | Industrial Grade |
| MTBF | >100,000 Hours |
Application

Package Contents
- 1 × 2-Channel RCA Audio Fiber Optic Transmitter (TX)
- 1 × 2-Channel RCA Audio Fiber Optic Receiver (RX)
- 2 × DC 5V Power Adapters
- 1 × User Manual
- 1 × Quality Certificate
- 1 × Warranty Card
- Protective Packaging Foam
Unidirectional RCA Audio Extender
,RCA Audio Extender 2 Channel
,Fiber Optic Extender 1310nm
-
10G SFP To RJ45 Media Converter High Speed Fiber To Copper Ethernet Converter
Bridge 10G fiber and copper networks with this high-performance media converter. Featuring one 10G SFP+ slot and one 10G RJ45 port, it delivers ultra-fast data transmission, low latency, and reliable long-distance connectivity for enterprise and data center applications. -
Industrial POE Gigabit Switch 2 Port SFP fiber 2 Port PoE Ethernet Fiber Switch
This industrial-grade Gigabit switch features 2 SFP fiber ports and 2 PoE Ethernet ports, offering stable network performance, wide voltage support, and robust protection for harsh environments. -
Industrial Switch 4 SFP Fiber Ports 8 Port DIN Rail PoE Ethernet Switch
this Gigabit Industrial PoE Fiber Switch features 4 Gigabit SFP fiber uplink ports and 8 Gigabit PoE Ethernet ports, providing reliable long-distance fiber transmission and stable power delivery for IP cameras, wireless APs, VoIP phones, and industrial IoT devices.