Description
ST-NSWC21A2 HDMI Switcher is a professional 48Gbps 2x1 HDMI 2.1 switch designed for commercial AV installations, conference rooms, classrooms, digital signage, and home theater applications. The ST-NSWC21A2 HDMI Switcher supports 48Gbps bandwidth, HDMI 2.1, HDCP 2.3, 8K@60Hz video, HDR10+, Dolby Vision, advanced EDID management, and audio de-embedding through optical and analog outputs. The ST-NSWC21A2 HDMI Switcher delivers reliable 8K HDMI switching for professional AV systems.
The ST-NSWC21A2 HDMI Switcher provides advanced HDMI 2.1 performance with 48Gbps bandwidth and HDCP 2.3 support.
Features
☆ HDCP 2.3 compliant
☆ Support 48Gbps video bandwidth
☆ Support video resolution up to 8K@60Hz YCbCr 4:2:0 12-bit, 4K@120Hz RGB/YCbCr 4:4:4 12-bit, as specified in HDMI 2.1
☆ VRR, FVA, ALLM supported
☆ Support HDR, HDR10, HDR10+, Dolby Vision, ALLM/VRR pass-through
☆ Support HDMI audio formats: LPCM, Dolby Digital/Plus/EX, Dolby True HD, DTS, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DSD
☆ Built-in Equalizer, Retiming and Driver
☆ Advanced EDID management
☆ Support audio de-embedding function (output through the optical and analog port)
☆ Support IR remote control and front panel button control
The ST-NSWC21A2 HDMI Switcher package includes all required accessories for installation.
Package Contents
① 1x 48Gbps 2x1 Switcher
② 1x IR Remote
③ 1x 5V/1A Multinational Power Supply
④ 1x User Manual
Specifications
| Technical | |
| HDMI Compliance | HDMI 2.1 |
| HDCP Compliance | HDCP 2.3 |
| Video Bandwidth | 48Gbps |
| Video Resolution | Up to 8K@60Hz YCbCr 4:2:0 12-bit, 4K@120Hz RGB/YCbCr 4:4:4 12-bit |
| Color Depth | 8/10/12-bit |
| Color Space | RGB, YCbCr 4:4:4 / 4:2:2 / 4:2:0 |
| Audio Formats | HDMI input/output: LPCM, Dolby Digital/Plus/EX, Dolby True HD, Dolby Atmos, DTS, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DSD Audio de-embedding output: Optical: LPCM/Dolby/DTS 5.1CH Analog: LPCM 2CH |
| ESD Protection | IEC 61000-4-2: ±8kV (Air-gap discharge), ±4kV (Contact discharge) |
| Connection | |
| Input | 2x HDMI IN [Type A, 19-pin female] |
| Output | 1x HDMI OUT [Type A, 19-pin female] 1x OPTICAL [S/PDIF] 1x L/R [3.5mm Stereo Mini-jack] |
| Control | 1x SERVICE [USB Type C, firmware update port] |
| Mechanical | |
| Housing | Metal Enclosure |
| Color | Black |
| Dimensions | 145mm [W] × 68mm [D] × 18mm [H] |
| Weight | 258g |
| Power Supply | Input: AC 100-240V 50/60Hz, Output: DC 5V/1A (US/EU standards, CE/FCC/UL certified) |
| Power Consumption (Max) | 3W (Max) |
| Operating Temperature | 0°C ~ 40°C / 32°F ~ 104°F |
| Storage Temperature | -20°C ~ 60°C / -4°F ~ 140°F |
| Operating Humidity | 20%~90% RH (non-condensing) |
Operation Controls and Functions
Front Panel
| No. | Name | Function Description |
|---|---|---|
| 1 | IR Window | IR input signal receiving window. |
| 2 | POWER LED | The power LED lights green when the device is working, and red when the device is in standby. |
| 3 | IN LED (1~2) | When the HDMI IN 1/2 port is selected as the signal source input channel, the corresponding green LED will be on. |
| 4 | OUT LED | When the HDMI OUT port connects to a display device and outputs signal, the green LED will be on. |
| 5 | AUTO LED | When the auto switching function is turned on (switches to the corresponding signal input channel when the signal source is connected), the green LED will be on. |
| 6 | SWITCH Button | Used to select signal source for OUT port. Short pressing this button will allow the device to switch any of the two HDMI input signals to the OUT port. Long pressing this button for 3 seconds will turn on/off the auto switching function. |
| 7 | EDID DIP Switch | Use the DIP switch to set EDID: 111 – Copy OUT port sink EDID (factory default) 110 – 4K@60Hz 4:4:4, Audio 2ch PCM 101 – FRL 12G_8K_HDR, Audio 2ch PCM 100 – FRL 12G_8K_HDR, Audio 5.1ch PCM/DTS/DOLBY 011 – FRL 12G_8K_HDR, Audio 7.1ch PCM/DTS/DOLBY/HD 010 – FRL 10G_8K_HDR, Audio 2ch PCM 001 – FRL 10G_8K_HDR, Audio 5.1ch PCM/DTS/DOLBY 000 – FRL 10G_8K_HDR, Audio 7.1ch PCM/DTS/DOLBY/HD |
| 8 | SERVICE | Firmware update and debug port. |
Rear Panel
| No. | Name | Function Description |
|---|---|---|
| 9 | OPTICAL | Optical fiber audio output port. |
| 10 | OUT Port | HDMI signal output port, connecting to HDMI display device such as TV or Monitor with an HDMI cable. |
| 11 | IN Port (1~2) | HDMI signal input port, connecting to HDMI source device such as DVD or PS5 with an HDMI cable. |
| 12 | L/R | Analog audio output port. |
| 13 | DC 5V | DC 5V/1A power input port. |
IR Remote
| Button | Function Description |
|---|---|
| INPUT | Press this button to cyclically switch HDMI signal source IN 1/2 to the OUT port. |
| Power | Power on the product or set it to standby mode. |
| 1 / 2 | Press the 1 or 2 button to select HDMI signal source IN 1 or IN 2 to the OUT port. |
Recommended HDMI Cable Lengths
| Video Resolution | HDMI Cable Length (IN / OUT) |
|---|---|
| 8K | 2m / 6.6ft (Ultra HDMI 2.1 cable) |
| 4K60 | 8m / 26ft |
| 4K24 | 12m / 39ft |
| 1080P | 15m / 49ft |
The use of "Premium High Speed HDMI" cable is highly recommended.
Application Example
