{"product_id":"hl-404a-bidirec-onal-3-5mm-stereo-audio-fiber-extender","title":"HL-404A Bidirec onal 3.5mm Stereo Audio Fiber Extender","description":"\u003cp class=\"p1\"\u003e\u003cb\u003eHigh-Density Simultaneous Two-Way Stereo Transport \u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe HL-404A Bidirectional 3.5mm Stereo Audio Fiber Extender is a high-density, professional fiber optic transport system engineered for high-performance, two-way audio networking across extensive distances . The device accommodates 4 independent stereo pairs—totaling 8 mono channels—traveling concurrently in both directions simultaneously with zero signal degradation . Designed with an unbalanced, stereo single-ended input configuration, it features standard 3.5mm stereo jacks for quick, robust physical connectivity . This high-density bidirectional infrastructure makes it highly effective for complex applications, including high-density bidirectional multimedia education and intercoms, remote multi-channel audio feedback for large-scale events, stadium and campus-wide professional audio networking, and commercial interconnects with multiple return audio paths .\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eAdvanced FPGA Digital Processing and High Fidelity \u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAt the technical core of the HL-404A Bidirectional 3.5mm Stereo Audio Fiber Extender is an innovative processing engine built on high-integration FPGA digital encoding\/decoding and clock recovery technology . This advanced architecture actively eliminates signal jitter, ensuring maximum timing and signal stability . Delivering studio-grade performance characterised by high linearity, wide dynamic range, and an exceptionally low-distortion 997 Hz sine wave output, the device generates up to a 24-bit resolution serial output stream . For flexible system integration, it maintains native protocol compatibility with professional I2S bus and MSB formats, and it supports a 48 kHz basic sampling rate alongside a 96 kHz high-rate audio processing mode .\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eUniversal Fiber Optimization and Zero-Configuration Deployment \u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe HL-404A Bidirectional 3.5mm Stereo Audio Fiber Extender delivers universal optical flexibility, operating seamlessly over both single-mode and multi-mode fiber infrastructures via standard FC optical connectors, with optional support for LC or ST types . The system achieves an un-relayed transmission distance of up to 1 KM over multi-mode configurations and a standard default range of 20 KM over single-mode networks, with custom long-haul scaling options available up to 100 KM . This entirely hardware-based solution is purely plug-and-play, demanding zero software configuration, manual calibration, or technical adjustment . Used in matched transmitter and receiver pairs, the desktop and rackmount-ready hardware features high-visibility panel LEDs for real-time monitoring of device power, fiber link connectivity, and active audio status .\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0556\/0126\/6762\/files\/Specification_f680257a-5c2d-4261-aa43-8970f6b63b2d.pdf?v=1779113092\" target=\"_blank\" title=\"HL-404A Bidirec onal 3.5mm Stereo Audio Fiber Extender\" rel=\"noopener\"\u003e\u003cstrong\u003eDownload the technical specification sheet here - LINK\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"LEDHUB.TECH","offers":[{"title":"Default Title","offer_id":43604352401482,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/0126\/6762\/files\/audio-to-fiber-extender_376bfe26-2470-4574-8c8a-8c20914e64a6.svg?v=1779112830","url":"https:\/\/ledhub.tech\/en-gb\/products\/hl-404a-bidirec-onal-3-5mm-stereo-audio-fiber-extender","provider":"LEDHUB.TECH","version":"1.0","type":"link"}