ST-NSPB12C 18Gbps 1×2 HDMI Splitter
- Black
- DC-powered
- Metal
- 4K ultra HD
- 1080p
- 3D
- HDMI
- HDCP 2.3
- HDCP 1.4
- HDR10
- HDR10+
- Dolby vision
- HLG
- EDID management
- Female
- PCM
- DTS
Specifications
The 18Gbps 1×2 HDMI Splitter can distribute 1 HDMI input source to 2 HDMI display devices, with video resolution up to 4K2K@60Hz 4:4:4. It supports auto downscaling and advanced EDID management. Its video bandwidth is up to 18Gbps, achieving perfect transmission of HD signal without distortion. It can be widely used for video conferencing, multimedia teaching, and other similar applications.
Features
☆ HDCP 2.3/1.4 and DVI 1.0 compliant
☆ Supports 18Gbps video bandwidth, as specified in HDMI 2.0b
☆ Video resolution up to 4K2K@60Hz 4:4:4, and HDMI 3D audio formats
☆ Supports PCM, Dolby TrueHD, DTS-HD Master Audio up to 7.1CH
☆ Supports auto downscaling on each output port
☆ Supports CEC by-pass from IN to OUT1
☆ Supports HDR, HDR10, HDR10+, Dolby Vision, HLG
☆ Supports EDID control with STD (1080p) mode and TV (copy OUT1) mode
Package Contents
① 1x 18Gbps HDMI 1×2 Splitter
② 1x 5V/1A Multinational Power Supply
③ 1x User Manual
Specifications
| Technical | |
| Video Bandwidth | 18Gbps |
| Video Resolution | Up to 4K2K@60Hz (4:4:4) |
| Audio Formats | LPCM 2.0/5.1/7.1CH, Dolby Digital, Dolby Digital+, DTS, Dolby True HD, and DTS-HD Master Audio |
| Sample Rate | 44.1kHz / 48kHz / 88.2kHz / 96kHz / 176.4kHz / 192kHz |
| HDMI Compliance | HDMI 2.0b |
| HDCP Compliance | HDCP 2.3 / 1.4 |
| DVI Compliance | DVI 1.0 |
| Color Space | RGB, YCbCr 4:4:4 / 4:2:2, YUV 4:2:0 |
| Color Depth | 8/10/12-bit |
| HDR Formats | HDR, HDR10, HDR10+, Dolby Vision, HLG |
| Cable Length | 4K60: Up to 5m/16ft 4K30: Up to 10m/33ft 1080p: Up to 15m/49ft Use of Premium High Speed HDMI cable is highly recommended. |
| ESD Protection | IEC 61000-4-2: ±8kV (Air-gap discharge) & ±4kV (Contact discharge) |
| Connection | |
| Input | 1x HDMI INPUT [Type A, 19-pin female] |
| Output | 2x HDMI OUTPUT [Type A, 19-pin female] |
| Mechanical | |
| Housing | Metal Enclosure |
| Color | Black |
| Dimensions | 70mm [W] × 60mm [D] × 20.5mm [H] |
| Weight | 118g |
| Power Supply | 5V/1A |
| Power Consumption (Max) | 1.41W |
| 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 | STD/TV Dial Switch | Used to switch the EDID mode. STD: Fixed EDID of 1080p 2CH; physical address is copied from OUT1. TV: Copy EDID from OUT1 by default. If OUT1 is not connected, copy from OUT2. |
| 2 | POWER Port | Connects to a DC 5V power supply. |
| 3 | INPUT Port | Connects to an HDMI source device such as a DVD or set-top box with HDMI cable. |
| 4 | INPUT LED | When the HDMI INPUT port connects to an active source device, the red LED will be on. |
Rear Panel

| No. | Name | Function Description |
|---|---|---|
| 5 | OUTPUT Port (1~2) | Connects to HDMI display devices such as a TV or monitor with HDMI cable. |
| 6 | OUTPUT LED (1~2) | When OUTPUT 1/2 port connects to a display device, the corresponding red LED will be on. |
Note: This product supports auto downscaling on each output port according to the available resolution of the connected display devices. If the maximum resolution supported by the display device is lower than the input source signal, the input source will be downscaled to output regardless of the EDID mode selected.
Application Example

The 18Gbps 1×2 HDMI Splitter can distribute 1 HDMI input source to 2 HDMI display devices, with video resolution up to 4K2K@60Hz 4:4:4. It supports auto downscaling and advanced EDID management. Its video bandwidth is up to 18Gbps, achieving perfect transmission of HD signal without distortion. It can be widely used for video conferencing, multimedia teaching, and other similar applications.
Features
☆ HDCP 2.3/1.4 and DVI 1.0 compliant
☆ Supports 18Gbps video bandwidth, as specified in HDMI 2.0b
☆ Video resolution up to 4K2K@60Hz 4:4:4, and HDMI 3D audio formats
☆ Supports PCM, Dolby TrueHD, DTS-HD Master Audio up to 7.1CH
☆ Supports auto downscaling on each output port
☆ Supports CEC by-pass from IN to OUT1
☆ Supports HDR, HDR10, HDR10+, Dolby Vision, HLG
☆ Supports EDID control with STD (1080p) mode and TV (copy OUT1) mode
Package Contents
① 1x 18Gbps HDMI 1×2 Splitter
② 1x 5V/1A Multinational Power Supply
③ 1x User Manual
Specifications
| Technical | |
| Video Bandwidth | 18Gbps |
| Video Resolution | Up to 4K2K@60Hz (4:4:4) |
| Audio Formats | LPCM 2.0/5.1/7.1CH, Dolby Digital, Dolby Digital+, DTS, Dolby True HD, and DTS-HD Master Audio |
| Sample Rate | 44.1kHz / 48kHz / 88.2kHz / 96kHz / 176.4kHz / 192kHz |
| HDMI Compliance | HDMI 2.0b |
| HDCP Compliance | HDCP 2.3 / 1.4 |
| DVI Compliance | DVI 1.0 |
| Color Space | RGB, YCbCr 4:4:4 / 4:2:2, YUV 4:2:0 |
| Color Depth | 8/10/12-bit |
| HDR Formats | HDR, HDR10, HDR10+, Dolby Vision, HLG |
| Cable Length | 4K60: Up to 5m/16ft 4K30: Up to 10m/33ft 1080p: Up to 15m/49ft Use of Premium High Speed HDMI cable is highly recommended. |
| ESD Protection | IEC 61000-4-2: ±8kV (Air-gap discharge) & ±4kV (Contact discharge) |
| Connection | |
| Input | 1x HDMI INPUT [Type A, 19-pin female] |
| Output | 2x HDMI OUTPUT [Type A, 19-pin female] |
| Mechanical | |
| Housing | Metal Enclosure |
| Color | Black |
| Dimensions | 70mm [W] × 60mm [D] × 20.5mm [H] |
| Weight | 118g |
| Power Supply | 5V/1A |
| Power Consumption (Max) | 1.41W |
| 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 | STD/TV Dial Switch | Used to switch the EDID mode. STD: Fixed EDID of 1080p 2CH; physical address is copied from OUT1. TV: Copy EDID from OUT1 by default. If OUT1 is not connected, copy from OUT2. |
| 2 | POWER Port | Connects to a DC 5V power supply. |
| 3 | INPUT Port | Connects to an HDMI source device such as a DVD or set-top box with HDMI cable. |
| 4 | INPUT LED | When the HDMI INPUT port connects to an active source device, the red LED will be on. |
Rear Panel

| No. | Name | Function Description |
|---|---|---|
| 5 | OUTPUT Port (1~2) | Connects to HDMI display devices such as a TV or monitor with HDMI cable. |
| 6 | OUTPUT LED (1~2) | When OUTPUT 1/2 port connects to a display device, the corresponding red LED will be on. |
Note: This product supports auto downscaling on each output port according to the available resolution of the connected display devices. If the maximum resolution supported by the display device is lower than the input source signal, the input source will be downscaled to output regardless of the EDID mode selected.
Application Example

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