Description
The ST-NED850R2 HDMI Extender extends HDMI video, audio, and bi-directional IR control signals up to 50m/164ft over a single CAT6/6a cable with zero-delay, uncompressed transmission. The ST-NED850R2 HDMI Extender supports video resolutions up to 1080p@60Hz, EDID copy pass-through, one-way Power over Cable (PoC), and HDMI loop output for reliable AV distribution. The ST-NED850R2 HDMI Extender is ideal for conference rooms, classrooms, digital signage, multimedia teaching, control rooms, and professional AV installations.
Features
☆ Compliant with HDCP 1.4
☆ Video bandwidth is 4.95Gbps
☆ Video resolution is up to 1080p@60Hz, 1920×1200@60Hz, as specified in HDMI 1.3
☆ Transmission distance can be up to 50m/164ft over CAT6/6a cable
☆ Support EDID copy pass-through on source and sink end
☆ Support one-way PoC function (from Transmitter to Receiver)
☆ Support bi-directional IR pass-through
☆ Support audio formats: LPCM 2.0/5.1/7.1CH, DD, DD+, DTS, Dolby TrueHD and DTS-HD Master
The ST-NED850R2 HDMI Extender is designed for conference rooms, classrooms, digital signage, home theaters, multimedia presentations, surveillance systems, and commercial AV installations requiring stable long-distance HDMI transmission.
Package Contents
① 1× 1080P HDMI Extender (Transmitter)
② 1× 1080P HDMI Extender (Receiver)
③ 1× IR Blaster Cable (1.5 meters)
④ 1× IR Wideband Receiver Cable (1.5 meters)
⑤ 1× 5V/1A Multinational Power Supply
⑥ 1× User Manual
Specifications
| Technical | |
| HDMI Compliance | HDMI 1.3 |
| HDCP Compliance | HDCP 1.4 |
| Video Bandwidth | 4.95Gbps |
| Video Resolution | Up to 1080p@60Hz, 1920×1200@60Hz |
| Color Space | RGB 4:4:4, YCbCr 4:4:4, YCbCr 4:2:2 |
| Color Depth | 8-bit |
| Audio Formats | LPCM 2.0/5.1/7.1CH, DD, DD+, DTS, Dolby TrueHD and DTS-HD Master |
| Audio Sample Rate | 48kHz |
| IR Level | 5Vp-p |
| IR Frequency | Wideband 20K–60KHz |
| ESD Protection | IEC 61000-4-2: ±8kV (Air-gap discharge), ±4kV (Contact discharge) |
| Transmission | |
| Distance | 50m / 164ft for 1080p@60Hz over CAT6/6a cable |
| Connection – Transmitter | |
| Input | 1× IN [HDMI Type A, 19-pin female] 1× IR IN [3.5mm audio jack] |
| Output | 1× OUT [HDMI Type A, 19-pin female] (Loop) 1× CAT OUT [RJ45] 1× IR OUT [3.5mm audio jack] |
| Connection – Receiver | |
| Input | 1× CAT IN [RJ45] 1× IR IN [3.5mm audio jack] |
| Output | 1× HDMI OUT [Type A, 19-pin female] 1× IR OUT [3.5mm audio jack] |
| Power | |
| Power Supply | DC 5V/1A |
| Power Consumption | Transmitter: 1.48W (Max); Receiver: 0.73W (Max) |
| Mechanical | |
| Dimensions | 74mm [W] × 68mm [D] × 20mm [H] |
| Weight | Transmitter: 168g; Receiver: 165g |
| 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 |
| Operating Humidity | 20%~80% RH (non-condensing) |
| Storage Humidity | 10%~90% RH (non-condensing) |
Operation Controls and Functions
Transmitter Panel
| No. | Name | Function Description |
|---|---|---|
| 1 | CAT OUT | Connects to the CAT IN port on Receiver with CAT6/6a cable. |
| 2 | IR IN | IR signal input port, connected to 5V IR wideband receiver cable. |
| 3 | IR OUT | IR signal output port, connected to 5V IR blaster cable. |
| 4 | IN | HDMI signal input port, connected to HDMI source device such as DVD player or computer with HDMI cable. |
| 5 | OUT (Loop) | HDMI signal loop output port, connected to local HDMI display device such as TV or monitor with HDMI cable. |
| 6 | Power LED | The green LED will be on when the Transmitter is powered on. |
| 7 | DC 5V | DC 5V/1A power input port. |
Receiver Panel
| No. | Name | Function Description |
|---|---|---|
| 1 | CAT IN | Connects to the CAT OUT port on Transmitter with CAT6/6a cable. |
| 2 | IR OUT | IR signal output port, connected to 5V IR blaster cable. |
| 3 | IR IN | IR signal input port, connected to 5V IR wideband receiver cable. |
| 4 | OUT | HDMI signal output port, connected to HDMI display device such as TV or monitor with HDMI cable. |
| 5 | Power LED | The green LED will be on when the Receiver is powered on. |
IR Pin Definition
IR Receiver and Blaster pin definition as below:
| Cable | Pin | Assignment |
|---|---|---|
| IR Receiver | Tip (Pin 1) | IR Signal |
| Ring (Pin 2) | Power (5V) | |
| Sleeve (Pin 3) | Grounding | |
| IR Blaster | Tip (Pin 1) | IR Signal |
| Ring (Pin 2) | Power (5V) | |
| Sleeve (Pin 3) | NC (No Connection) |
Application Example
Note: This product requires straight-through (T568B) UTP cable. Do not use crossover cables. HDMI™ and the HDMI Logo are trademarks of HDMI Licensing Administrator, Inc.