1 Channel Bidirectional RCA Audio Extender Fiber Optic Transmitter
The 1-channel Bidirectional RCA audio fiber optic transmitter converts analog RCA audio signals into optical signals, delivering ultra-clear sound over long distances. Equipped with dual RCA input connectors, it allows stereo audio transmission while maintaining high fidelity.
Built with broadcast-grade fiber optic technology, it eliminates electromagnetic interference, preserving audio integrity for professional studio recording, live performances, or high-end home theater setups. Compact and durable, it easily integrates into existing audio systems with plug-and-play functionality, requiring no software installation.
Perfect for connecting audio interfaces, mixers, amplifiers, or home audio equipment to a fiber optic network, ensuring stable, low-latency audio performance for any application.
Product Features
- Dual RCA Inputs: Supports left and right channel analog audio.
- Single-Channel Transmission: One-way audio signal ensures stable performance.
- Long-Distance Transmission: Up to 20 km via single-mode fiber; 300 m with multi-mode.
- High-Fidelity Audio: Preserves original stereo sound with minimal distortion.
- Low Latency: Ideal for live sound and broadcast applications.
- Compact & Durable: Aluminum housing with ventilation for heat dissipation.
- Plug-and-Play: Easy installation without drivers or software.
- EMI/RFI Resistant: Immune to electromagnetic and radio frequency interference.
- Wide Compatibility: Works with mixers, amplifiers, DACs, and RCA-enabled devices.
Technical Specifications
| Parameter | Specification |
| Audio Input | 2 × RCA (Left & Right) |
| Audio Output | 1 × Optical Fiber (TOSLINK) |
| Transmission Type | Unidirectional |
| Supported Audio Format | PCM, Stereo |
| Frequency Response | 20 Hz – 20 kHz |
| Signal-to-Noise Ratio | ≥ 95 dB |
| Total Harmonic Distortion | < 0.05% |
| Transmission Distance | Up to 20 km (single-mode), 300 m (multi-mode) |
| Latency | ≤ 1 ms |
| Operating Temperature | 0°C – 50°C |
| Power Supply | DC 5V / 1A |
| Dimensions (L×W×H) | 110 × 70 × 25 mm |
| Weight | 180 g |
| Housing Material | Aluminum alloy, durable & heat-dissipating |
Application

Package Contents
- 1 × 1-Channel Dual RCA Audio Fiber Optic Transmitter
- 1 × DC 5V Power Adapter
- 1 × User Manual (English)
- 1 × Protective Foam or Bag
Bidirectional RCA Audio Extender
,1 Channel RCA Audio Extender
,RCA Fiber Optic Transmitter
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