Description
The ST-NEDA100SEA Audio Extender transmits HDMI eARC and S/PDIF audio signals over a single CAT cable up to 100m/328ft. The ST-NEDA100SEA Audio Extender supports CEC pass-through, bidirectional PoC, HDMI eARC, S/PDIF audio transmission and high-quality audio formats, making it ideal for professional AV installations.
The ST-NEDA100SEA Audio Extender provides an independent S/PDIF audio pass-through channel for TVs without HDMI eARC support. It is a plug-and-play solution for HDTVs, amplifiers, AV receivers, soundbars and multi-room audio systems requiring reliable long-distance audio distribution.
Features
☆ ☆ ST-NEDA100SEA Audio Extender extends HDMI eARC or S/PDIF audio signals up to 100m/328ft over a single CAT cable.
☆ Support CEC pass-through when HDMI eARC mode is enabled
☆ Support the following audio formats:
eARC: PCM 2.0/5.1/7.1ch, DD, DD+, DTS, Dolby TrueHD, DTS-HD MA, Dolby Atmos
ARC: PCM 2.0ch, Dolby 5.1ch, DTS 5.1ch
S/PDIF: PCM 2.0ch, Dolby 5.1ch, DTS 5.1ch
☆ Support bi-directional PoC (Power over Cable) function
☆ Compact design for easy and flexible installation
Package Contents
① 1× HDMI Audio Extender (Transmitter)
② 1× HDMI Audio Extender (Receiver)
③ 1× 12V/1A Locking Power Adapter
④ 1× User Manual
Specifications
| Technical | |
| Supported Audio Formats |
eARC: PCM 2.0/5.1/7.1ch, DD, DD+, DTS, Dolby TrueHD, DTS-HD MA, Dolby Atmos ARC: PCM 2.0CH, Dolby 5.1CH, DTS 5.1CH S/PDIF: PCM 2.0CH, Dolby 5.1CH, DTS 5.1CH |
| Transmission Distance | 100m / 328ft |
| ESD Protection | Human-body Model: ±8kV (Air-gap discharge), ±4kV (Contact discharge) |
| Connection – Transmitter | |
| Input | 1× S/PDIF IN [Optical Audio Jack] 1× eARC IN [HDMI Type A, 19-pin female] |
| Output | 1× CAT OUT [RJ45, female] |
| Control | 1× SERVICE |
| Connection – Receiver | |
| Input | 1× CAT IN [RJ45, female] |
| Output | 1× S/PDIF OUT [Optical Audio Jack] 1× eARC OUT [HDMI Type A, 19-pin female] |
| Control | 1× SERVICE |
| Power | |
| Power Supply | Input: AC 100~240V 50/60Hz | Output: DC 12V/1A (US/EU standard, CE/FCC/UL certified) |
| Power Consumption | 5.65W (Max) |
| Mechanical | |
| Dimensions | 90mm [W] × 72mm [D] × 20mm [H] |
| Weight | 184g (Transmitter / Receiver) |
| Housing | Metal Enclosure – Black |
| Environmental | |
| Operating Temperature | 0°C ~ 40°C / 32°F ~ 104°F |
| Storage Temperature | -20°C ~ 60°C / -4°F ~ 140°F |
| Relative Humidity | 20%~90% RH (non-condensing) |
Operation Controls and Functions
Transmitter Panel
| No. | Name | Function Description |
|---|---|---|
| 1 | Power LED | When the transmitter is powered on, the red LED will be on. |
| 2 | SERVICE | Firmware update port. |
| 3 | S/PDIF / eARC Switch | Use this switch to select audio pass-through channel. S/PDIF: The S/PDIF OUT port outputs the optical audio from the S/PDIF IN port of the transmitter. eARC: The eARC OUT port outputs the HDMI eARC audio from the eARC IN port of the transmitter. |
| 4 | CAT OUT | Connect to the CAT IN port of the receiver with CAT6/6a/7 cable. |
| 5 | S/PDIF IN | Optical fiber audio input port, connected to an optical digital audio source device with Optical Toslink cable. |
| 6 | eARC IN | HDMI audio signal input port, connected to a TV with ARC/eARC function, used for ARC/eARC audio and CEC pass-through. |
| 7 | DC 12V | DC 12V power input port. |
Receiver Panel
| No. | Name | Function Description |
|---|---|---|
| 1 | Power LED | When the receiver is powered on, the red LED will be on. |
| 2 | SERVICE | Firmware update port. |
| 3 | CAT IN | Connect to the CAT OUT port of the transmitter with CAT6/6a/7 cable. |
| 4 | S/PDIF OUT | Optical fiber audio output port, connected to an amplifier or speaker with Optical Toslink cable. |
| 5 | eARC OUT | HDMI audio signal output port, connected to an HDMI audio device with ARC/eARC function such as a soundbar. |
| 6 | DC 12V | DC 12V power input port. |
Application Example
