ST-NSWC41HU 48Gbps 4x1 HDMI/USB-C Switcher
- Black
- AC-powered
- Metal
- 8K ultra HD
- 4K ultra HD
- 3D
- 1080p
- Full HD
- HD
- HDMI
- USB
- HDCP 2.3
- HDCP 1.4
- Remote control
- Push-button
- HDR10
- HDR10+
- Dolby vision
- HLG
- EDID management
- Signal amplification
- Female
- LPCM
- DTS
Specifications
This 48Gbps 4x1 Switcher is an ultrathin auto switcher with three HDMI video inputs, one USB-C input and one HDMI output. Video resolution is up to 8K@60Hz 4:2:0 12-bit (HDMI) and 8K@30Hz 4:2:2 10-bit (USB-C). It supports HDR10, HDR10+, Dolby Vision and multichannel audio formats. Built-in EDID can be set via a 3-pin DIP switch on the front panel with EDID info shown on the display. Firmware update at the service port is also supported. This multi-functional product can be widely applied in scenarios of demonstration, video conference, multimedia teaching and other occasions requiring big-screen demonstration.
Features
☆ DP 1.4 and HDCP 2.3 compliant
☆ Support HDMI video bandwidth up to 48Gbps FRL and 18Gbps TMDS
☆ Support HDMI video resolution up to 8K@60Hz 4:2:0 12-bit, 8K@30Hz 4:4:4 12-bit, 4K@120Hz 4:4:4 12-bit, as specified in HDMI 2.1
☆ Support USB-C video bandwidth up to 32Gbps
☆ Support USB-C video resolution up to 8K@30Hz 4:2:2 10-bit, 4K@120Hz 4:2:2 10-bit
☆ Support HDR, HDR10, HDR10+, Dolby Vision, HLG pass-through
☆ HDMI 2.1 protocols: VRR, ALLM, QMS, QFT, SBTM supported
☆ LPCM 7.1CH, Dolby TrueHD, Atmos and DTS-HD Master, DTS:X audio pass-through
☆ 3x HDMI and 1x USB-C inputs routed to 1x HDMI output
☆ Control via front panel button and IR remote
☆ Support auto input switching and manual input switching
☆ CEC control from TV at output to source at input
☆ Advanced EDID management
Package Contents
① 1x 48Gbps 4x1 HDMI/USB-C Switcher
② 1x IR Remote
③ 1x 5V/1A Power Supply
④ 1x User Manual
Specifications
| Technical | |
| HDMI Compliance | HDMI 2.1 |
| HDCP Compliance | HDCP 2.3 |
| DP Compliance | DP 1.4 |
| Video Bandwidth | HDMI: Up to 48Gbps FRL and 18Gbps TMDS USB-C: Up to 32Gbps |
| Video Resolution | HDMI: Up to 8K@60Hz 4:2:0 12-bit, 4K@120Hz 4:4:4 12-bit USB-C: Up to 8K@30Hz 4:2:2 10-bit, 4K@120Hz 4:2:2 10-bit |
| Color Depth | 8-bit, 10-bit, 12-bit |
| Color Space | RGB 4:4:4, YCbCr 4:4:4, YCbCr 4:2:2, YCbCr 4:2:0 |
| HDMI Audio Formats | LPCM, Dolby Digital/Plus/EX, Dolby True HD, Dolby Atmos, DTS, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DSD |
| ESD Protection | IEC 61000-4-2: ±8kV (Air-gap discharge), ±4kV (Contact discharge) |
| Connection | |
| Input | 3x HDMI IN [Type A, 19-pin female] 1x USB-C IN [Type C, 24-pin female] |
| Output | 1x HDMI OUT [Type A, 19-pin female] |
| Control | 1x SERVICE [USB Type C, firmware update port] 1x IR Receive Window |
| 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) | 2.25W (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 signal receiving window. |
| 2 | POWER LED | When the device is powered on, the red power LED is on. |
| 3 | IN 1/2/3/4 LED | When the IN 1/2/3/4 port is selected as the input channel, the corresponding green LED will be on. |
| 4 | OUT LED | When a TV or display is connected to the OUT port, the green LED will be on. |
| 5 | AUTO LED | When the auto switching mode is enabled, the green LED will be on. |
| 6 | SWITCH Button | Input signal switching button. Short press to switch to the next input port. Long press for 3 seconds to disable the auto switching mode. |
| 7 | EDID DIP Switch | Used for EDID setting: 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 | Used to update MCU firmware. |
Rear Panel

| No. | Name | Function Description |
|---|---|---|
| 9 | IN 1/2/3 | HDMI signal input ports, connected to HDMI source devices such as DVD or PS5 with an HDMI cable. |
| 10 | IN 4 (USB-C) | USB-C signal input port, connected to a USB-C source device. |
| 11 | OUT Port | HDMI signal output port, connected to an HDMI display device such as TV or Monitor with an HDMI cable. |
| 12 | DC 5V | DC 5V/1A power input port. |
IR Remote

| Button | Function Description |
|---|---|
| INPUT (▶) | Press this button to circularly switch the HDMI signal source to the OUT port. |
| 1 / 2 / 3 / 4 | Press 1/2/3/4 to select the corresponding signal input channel. |
| Auto | Press this button to enable or disable auto switching for input signal sources. |
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

This 48Gbps 4x1 Switcher is an ultrathin auto switcher with three HDMI video inputs, one USB-C input and one HDMI output. Video resolution is up to 8K@60Hz 4:2:0 12-bit (HDMI) and 8K@30Hz 4:2:2 10-bit (USB-C). It supports HDR10, HDR10+, Dolby Vision and multichannel audio formats. Built-in EDID can be set via a 3-pin DIP switch on the front panel with EDID info shown on the display. Firmware update at the service port is also supported. This multi-functional product can be widely applied in scenarios of demonstration, video conference, multimedia teaching and other occasions requiring big-screen demonstration.
Features
☆ DP 1.4 and HDCP 2.3 compliant
☆ Support HDMI video bandwidth up to 48Gbps FRL and 18Gbps TMDS
☆ Support HDMI video resolution up to 8K@60Hz 4:2:0 12-bit, 8K@30Hz 4:4:4 12-bit, 4K@120Hz 4:4:4 12-bit, as specified in HDMI 2.1
☆ Support USB-C video bandwidth up to 32Gbps
☆ Support USB-C video resolution up to 8K@30Hz 4:2:2 10-bit, 4K@120Hz 4:2:2 10-bit
☆ Support HDR, HDR10, HDR10+, Dolby Vision, HLG pass-through
☆ HDMI 2.1 protocols: VRR, ALLM, QMS, QFT, SBTM supported
☆ LPCM 7.1CH, Dolby TrueHD, Atmos and DTS-HD Master, DTS:X audio pass-through
☆ 3x HDMI and 1x USB-C inputs routed to 1x HDMI output
☆ Control via front panel button and IR remote
☆ Support auto input switching and manual input switching
☆ CEC control from TV at output to source at input
☆ Advanced EDID management
Package Contents
① 1x 48Gbps 4x1 HDMI/USB-C Switcher
② 1x IR Remote
③ 1x 5V/1A Power Supply
④ 1x User Manual
Specifications
| Technical | |
| HDMI Compliance | HDMI 2.1 |
| HDCP Compliance | HDCP 2.3 |
| DP Compliance | DP 1.4 |
| Video Bandwidth | HDMI: Up to 48Gbps FRL and 18Gbps TMDS USB-C: Up to 32Gbps |
| Video Resolution | HDMI: Up to 8K@60Hz 4:2:0 12-bit, 4K@120Hz 4:4:4 12-bit USB-C: Up to 8K@30Hz 4:2:2 10-bit, 4K@120Hz 4:2:2 10-bit |
| Color Depth | 8-bit, 10-bit, 12-bit |
| Color Space | RGB 4:4:4, YCbCr 4:4:4, YCbCr 4:2:2, YCbCr 4:2:0 |
| HDMI Audio Formats | LPCM, Dolby Digital/Plus/EX, Dolby True HD, Dolby Atmos, DTS, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DSD |
| ESD Protection | IEC 61000-4-2: ±8kV (Air-gap discharge), ±4kV (Contact discharge) |
| Connection | |
| Input | 3x HDMI IN [Type A, 19-pin female] 1x USB-C IN [Type C, 24-pin female] |
| Output | 1x HDMI OUT [Type A, 19-pin female] |
| Control | 1x SERVICE [USB Type C, firmware update port] 1x IR Receive Window |
| 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) | 2.25W (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 signal receiving window. |
| 2 | POWER LED | When the device is powered on, the red power LED is on. |
| 3 | IN 1/2/3/4 LED | When the IN 1/2/3/4 port is selected as the input channel, the corresponding green LED will be on. |
| 4 | OUT LED | When a TV or display is connected to the OUT port, the green LED will be on. |
| 5 | AUTO LED | When the auto switching mode is enabled, the green LED will be on. |
| 6 | SWITCH Button | Input signal switching button. Short press to switch to the next input port. Long press for 3 seconds to disable the auto switching mode. |
| 7 | EDID DIP Switch | Used for EDID setting: 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 | Used to update MCU firmware. |
Rear Panel

| No. | Name | Function Description |
|---|---|---|
| 9 | IN 1/2/3 | HDMI signal input ports, connected to HDMI source devices such as DVD or PS5 with an HDMI cable. |
| 10 | IN 4 (USB-C) | USB-C signal input port, connected to a USB-C source device. |
| 11 | OUT Port | HDMI signal output port, connected to an HDMI display device such as TV or Monitor with an HDMI cable. |
| 12 | DC 5V | DC 5V/1A power input port. |
IR Remote

| Button | Function Description |
|---|---|
| INPUT (▶) | Press this button to circularly switch the HDMI signal source to the OUT port. |
| 1 / 2 / 3 / 4 | Press 1/2/3/4 to select the corresponding signal input channel. |
| Auto | Press this button to enable or disable auto switching for input signal sources. |
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

| Dimensions | 10 x 8 x 5 cm |
| Weight | 500g |
| Material | Premium aluminum alloy |
| Color | Black, Silver, Gold |
| Warranty | 2 years manufacturer warranty |