{"product_id":"st-neda300s-audio-extender-over-cat-cable-300m","title":"ST-NEDA300S Audio Extender over CAT Cable (300m)","description":"\u003cp\u003e\u003cstrong\u003eThis Audio Extender can transmit digital optical and analog audio signals concurrently up to a distance of 300m\/990ft (48kHz), 150m\/495ft (96kHz) or 100m\/330ft (192kHz) over a single CAT5E\/6 cable. The digital optical audio is directly passed from transmitter to receiver. The analog audio output on receiver is selectable from the digital optical or the analog audio signal from transmitter. The extender supports bidirectional POC function.\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eThis is a fantastic plug and play solution for sending optical fiber and analog audio from an HDTV back to an amplifier, AVR or multi-room audio system which requires an analog stereo audio input signal.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e☆ Extend optical fiber and analog audio signals up to a distance of 300m\/990ft (48kHz), 150m\/495ft (96kHz) or 100m\/330ft (192kHz) over a single CAT cable\u003cbr\u003e\n☆ Audio formats support: LPCM, DTS, Dolby Digital and Dolby Digital Plus\u003cbr\u003e\n☆ Support audio sample rates: 32kHz, 44.1kHz, 48kHz, 96kHz, 176.4kHz and 192kHz up to 24-bit resolution\u003cbr\u003e\n☆ Built-in DAC (Digital to Analog Converter) — the analog audio output port can output PCM 2.0 digital audio or analog audio through the audio selection switch\u003cbr\u003e\n☆ Support bidirectional POC function\u003cbr\u003e\n☆ Plug-and-play\u003cbr\u003e\n☆ Small compact size\u003cbr\u003e\n☆ Ultra-low jitter and high-fidelity design\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e① 1× Audio Extender (Transmitter)\u003cbr\u003e\n② 1× Audio Extender (Receiver)\u003cbr\u003e\n③ 1× USB Cable (USB-A to Micro-USB port)\u003cbr\u003e\n④ 1× User Manual\u003c\/p\u003e\n\n\u003cstyle\u003e\n  .audioext-wrap { width: 100%; font-family: Arial, sans-serif; font-size: 14px; color: #222; }\n  .audioext-wrap h2 { font-size: 16px; margin: 28px 0 8px; border-bottom: 2px solid #222; padding-bottom: 4px; text-align: center; }\n  .audioext-wrap h3 { font-size: 14px; margin: 18px 0 6px; }\n  .audioext-wrap table { width: 100%; border-collapse: collapse; margin-bottom: 16px; }\n  .audioext-wrap th { background: #333; color: #fff; text-align: left; padding: 7px 10px; font-size: 13px; }\n  .audioext-wrap td { padding: 6px 10px; border: 1px solid #ccc; vertical-align: top; }\n  .audioext-wrap tr:nth-child(even) td { background: #f5f5f5; }\n  .audioext-wrap .group td { background: #e0e0e0; font-weight: bold; font-size: 13px; }\n  .audioext-wrap td:first-child { font-weight: bold; width: 38%; }\n  .audioext-wrap img { width: 100%; height: auto; display: block; }\n\u003c\/style\u003e\n\n\u003cdiv class=\"audioext-wrap\"\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eTechnical\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBitrate over Distance\u003c\/td\u003e\n\u003ctd\u003e192kHz — 100m \/ 330ft | 96kHz — 150m \/ 495ft | 48kHz — 300m \/ 990ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSupported Audio Formats\u003c\/td\u003e\n      \u003ctd\u003e\n        \u003cstrong\u003eOptical:\u003c\/strong\u003e All audio formats including LPCM 2.0, LPCM 5.1, Dolby Digital 2\/5.1CH\u003cbr\u003e\n        \u003cstrong\u003eAnalog:\u003c\/strong\u003e PCM 2.0\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSample Rates\u003c\/td\u003e\n\u003ctd\u003e32kHz, 44.1kHz, 48kHz, 96kHz, 176.4kHz and 192kHz up to 24-bit resolution\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eESD Protection\u003c\/td\u003e\n\u003ctd\u003eIEC 61000-4-2: ±8kV (Air-gap discharge), ±4kV (Contact discharge)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eConnection – Transmitter\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInput\u003c\/td\u003e\n      \u003ctd\u003e\n        1× SPDIF IN [Optical Audio Jack]\u003cbr\u003e\n        1× L\/R IN [RCA Stereo Audio Jack]\u003cbr\u003e\n        1× Micro-USB\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e1× CAT OUT [RJ45]\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eConnection – Receiver\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInput\u003c\/td\u003e\n      \u003ctd\u003e\n        1× CAT IN [RJ45]\u003cbr\u003e\n        1× Micro-USB\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOutput\u003c\/td\u003e\n      \u003ctd\u003e\n        1× SPDIF OUT [Optical Audio Jack]\u003cbr\u003e\n        1× L\/R OUT [RCA Stereo Audio Jack]\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003ePower\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eDC 5V\/1A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePower Consumption (Max)\u003c\/td\u003e\n\u003ctd\u003e1.5W\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eMechanical\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e90mm (W) × 72mm (H) × 20mm (D)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e174g (Transmitter \/ Receiver)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003eMetal Enclosure – Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eEnvironmental\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C ~ 40°C \/ 32°F ~ 104°F\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C ~ 60°C \/ -4°F ~ 140°F\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e20%~90% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOperation Controls and Functions\u003c\/h2\u003e\n\n\u003ch3\u003eTransmitter\u003c\/h3\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-01_170341.png?v=1780322875\" alt=\"Transmitter Panel\"\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth style=\"width: 8%;\"\u003eNo.\u003c\/th\u003e\n      \u003cth style=\"width: 22%;\"\u003eName\u003c\/th\u003e\n      \u003cth\u003eFunction Description\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003ePower LED\u003c\/td\u003e\n\u003ctd\u003eWhen the transmitter is powered on, the power LED will be on.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eCAT OUT\u003c\/td\u003e\n\u003ctd\u003eConnect to the CAT IN port of the receiver with CAT5E\/6 cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eSPDIF IN\u003c\/td\u003e\n\u003ctd\u003eOptical fiber audio input port, connected to an optical digital audio source device with Optical Toslink cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eL\/R IN\u003c\/td\u003e\n\u003ctd\u003eAnalog audio input port, connected to an analog audio source device with RCA cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eDC 5V\u003c\/td\u003e\n\u003ctd\u003eMicro USB power input port.\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eReceiver\u003c\/h3\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-01_170454.png?v=1780322921\" alt=\"Receiver Panel\"\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth style=\"width: 8%;\"\u003eNo.\u003c\/th\u003e\n      \u003cth style=\"width: 22%;\"\u003eName\u003c\/th\u003e\n      \u003cth\u003eFunction Description\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003ePower LED\u003c\/td\u003e\n\u003ctd\u003eWhen the receiver is powered on, the power LED will be on.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e2\u003c\/td\u003e\n      \u003ctd\u003eL\/R OUT Audio Selection Switch\u003c\/td\u003e\n      \u003ctd\u003eUse this switch to select audio source for the L\/R OUT port.\u003cbr\u003e\n        \u003cstrong\u003eTX L\/R:\u003c\/strong\u003e The L\/R OUT port outputs the analog audio from the L\/R IN port of the transmitter.\u003cbr\u003e\n        \u003cstrong\u003eTX SPDIF:\u003c\/strong\u003e The L\/R OUT port outputs the digital audio from the SPDIF IN port of the transmitter.\n      \u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eCAT IN\u003c\/td\u003e\n\u003ctd\u003eConnect to the CAT OUT port of the transmitter with CAT5E\/6 cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eSPDIF OUT\u003c\/td\u003e\n\u003ctd\u003eOptical fiber audio output port, connected to amplifier or speaker with Optical Toslink cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eL\/R OUT\u003c\/td\u003e\n\u003ctd\u003eAnalog audio output port, connected to amplifier or speaker with RCA cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eDC 5V\u003c\/td\u003e\n\u003ctd\u003eMicro USB power input port.\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplication Example\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-01_170530.png?v=1780322988\" alt=\"Application Example\"\u003e\n\n\u003c\/div\u003e","brand":"staison","offers":[{"title":"Default Title","offer_id":52235663180007,"sku":null,"price":0.0,"currency_code":"SAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8144\/3559\/files\/ST-NEDA300S_transmitter_front_and_back.jpg?v=1782046471","url":"https:\/\/gitcoav.com\/ar\/products\/st-neda300s-audio-extender-over-cat-cable-300m","provider":"Greenshore International Trading Company ","version":"1.0","type":"link"}