VLSP-14CTH20 1×4 HDMI 2.0 Splitter over CAT 60m 18Gbps
User Manual
VLSP-14CTH20 1×4 HDMI 2.0 Splitter over CAT 60m 18Gbps
Thank you for purchasing this product
Please read these instructions carefully for optimum performance and safety before connecting, operating, or adjusting this product. Please keep this manual for future reference.
A surge protection device recommended
This product contains sensitive electrical components that electrical spikes may damage surges, electric shocks, lightning strikes, etc. The use of surge protection systems is highly recommended to protect and extend the life of your equipment.
Introduction
The 18Gbps HDMI 1×4 Splitter can distribute 1 HDMI source signal to any 4 display devices. Support video resolution up to 4K2K@50/60Hz 4:4:4. It is designed with 1 HDMI loop output and 4 CAT outputs. The HDMI signal transmission distance can be extended up to 35 meters at the resolution of 4K2K@60Hz, 50 meters at 4K2K@30Hz, or 60 meters at 1080P@60Hz via a single CAT6/6a/7 cable. The product supports one-way IR control signal pass-through, audio extract function, and advanced EDID management.
Features
☆ HDMI 2.0b, HDCP 2.2, and HDCP 1. x compliant
☆ Support 18Gbps video bandwidth
☆ Support video resolution up to 4K2K@50/60Hz 4:4:4
☆ Support HDR, HDR10+, HLG, and Dolby vision
☆ Support up to 7.1CH HD audio pass-through
☆ Support digital and analog audio de-embedded output
☆ Extend the signal transmission distance up to 35 meters at the resolution of 4K2K@60Hz, 50 meters at 4K2K@30Hz, 60 meters at 1080P@60Hz via a single CAT6/6a/7 cable
☆ Support 1 HDMI input, 1 HDMI loop output, and 4 CAT outputs.
☆ Support one-way IR control signal pass-through
☆ Advanced EDID management
☆ Support one-way POC function (only from transmitter to receiver)
☆ Compact design for easy and flexible installation
3. Package Contents
- 1× 18Gbps 1×4 HDMI Splitter over 60m CAT
- 4× CAT Receiver
- 1× IR Blaster Cable (1.5 meters)
- 4× 20K~60KHz IR Receiver Cable (1.5 meters)
- 1× 12V/2.5A DC Locking Power Adapter
- 1× User Manual
Specifications
| Technical | |
| HDMI Compliance | HDMI 2.0b |
| HDCP Compliance | HDCP 2.2/1.x |
| Video Bandwidth | 594MHz/18Gbps |
| Video Resolution | Up to 4k2k@50/60Hz 4:4:4 |
| Color Depth | 8-bit,10-bit,12-bit(1080p@60Hz) 8-bit (4K2K@60Hz YUV4:4:4) 8-bit,10-bit,12-bit(4K2K@60Hz YCbCr 4:2:2/4:2:0) |
| Color Space | RGB, YCbCr 4:4:4 / 4:2:2. YUV 4:2:0 |
| HDR | Support HDR10, HDR10+, HLG, Dolby vision |
| HDMI Audio Formats | LPCM 2.0/2.1/5.1/6.1/7.1, Dolby Digital, Dolby TrueHD, Dolby Digital Plus (DD+), DTS-ES, DTS HD Master, DTS HD-HRA, DTS-X |
| Coaxial Audio Formats | PCM2.0, Dolby Digital / Plus, DTS 2.0/5.1 |
| Analog Audio Formats | PCM 2.0CH |
| ESD Protection | Human body model—±8kV (Air-gap discharge) & ±4kV (Contact discharge) |
| Connection | |
| Input | 1×HDMI Type A (19-pin female) |
| Output | 1×HDMI Type A (19-pin female） 4x CAT OUT [RJ45, 8-pin female] 1x Coaxial Audio OUT [RCA] 1x L/R Audio OUT [3.5mm Stereo Mini jack] |
| Control | 1×SERVICE (Micro USB, Update port） 1x EDID DIAL switch [5-pin] 1x IR OUT [3.5mm Stereo Mini jack] |
| Mechanical | |
| Housing | Metal Enclosure |
| Silkscreen Color | Black |
| Dimensions | Transmitter: 210mm (W) × 100mm (D) × 25mm (H) Receiver: 88mm (W) × 61mm (D) × 18mm (H) |
| Weight | Transmitter: 617g Receiver:155g |
| Power Supply | Input: AC100 – 240V 50/60Hz, Output: DC 12V/2.5A (US/EU standards, CE/FCC/UL certified) |
| Power Consumption | 14W |
| Operation 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 Func
5.1 Transmitter Panel
Front Panel 
| No. | Name | Function Description |
| 1 | POWER switch | Press this switch to power on/off the device. |
| 2 | POWER LED | When the device is powered on, the red power LED will be on. |
| 3 | IN LED | W The green LED will be on when the HDMI IN port connects an active source device |
| 4 | LOOP LED | When the HDMI LOOP OUT port connects an active display device, the green LED will be on. |
| 5 | OUT LED (1-4) | When the CHAT OUTPUT port connects the CAT IN port of CAT receiver, the corresponding green OUT LED will be on. |
Rear Panel 
| No. | Name | Function Description | |
| 1 | AUDIO OUT (COAX, L/R) | Coaxial/analog audio output port, connect to amplifier or speaker. | |
| 2 | HDMI port | IN: HDMI input port, connect to HDMI source devices such as DVD or set-top box with an HDMI cable. | |
| LOOP OUT: HDMI loop output port, connect to the HDMI display device such as a TV or Monitor with an HDMI cable. | |||
| 3 | CAT OUTPUT port (1-4) | Connect to the CAT IN port of the CAT receiver with a CAT cable. | |
| 4 | Link Signal Indicator lamp (Green) | •Illuminate: Transmitter and receiver are connected. •Dark: Transmitter and receiver are not connected. | |
| 5 | Data Signal Indicator lamp (Orange) | •Illuminating: HDMI signal with HDCP. •Flashing: HDMI signal without HDCP. •Dark: No HDMI signal. | |
| 6 | IR OUT | Connect the IR Blaster cable to transmit the IR signal from the CAT receiver. | |
| 7 | DC 12V | Plug the DC 12V power supply into the unit and connect the adaptor to an AC outlet. (Note: The transmitter can power the receiver via a CAT cable.) | |
Side Panel 
| No. | Name | Function Description |
| 1 | EDID DIAL switch | It is used to set EDID mode. Please refer to Section “6. EDID Mode” for details. |
| 2 | SERVICE port | Used for a firmware update or serial port command control. Please refer to “7. ASCII Commands”. |
5.2 CAT Receiver
| No. | Name | Function Description |
| 1 | HDMI OUT | HDMI output port. connect to HDMI display device such as TV or Projector with an HDMI cable. |
| 2 | CAT IN | Connect to the CAT OUTPUT port on the transmitter with a CAT cable. |
| 3 | Power Indicator Lamp (Green) | The power indicator lamp will be on when the receiver is powered on. |
| 4 | Data signal Indicator Lamp (Orange) | •Illuminating: HDMI signal with HDCP. •Flashing: HDMI signal without HDCP. •Dark: No HDMI signal. |
| 5 | SERVICE port | Used for firmware update. |
| 6 | IR IN | Connect to the IR Receiver cable. The IR signal will send to the IR OUT port of the transmitter. |
| 7 | DC 12V | Plug the DC 12V/1A power supply into the unit and connect the adapter to an AC outlet. (Note: The CAT receiver also can be powered by the transmitter via a CAT cable. ) |
5.3 IR Pin Definition
Note: When the angle between the IR receiver and the remote control is ± 45 °, the transmission distance is 0-5 meters; when the angle between the IR receiver and the remote control is ± 90 °, the transmission distance is 0-8 meters.
EDID Mode
The defined EDID setting list of the product is shown below:
| EDID Mode | EDID Description |
| 11111 | 1080P, Stereo Audio 2.0 |
| 11110 | 1080P, Dolby/DTS 5.1 |
| 11101 | 1080P, HD Audio 7.1 |
| 11100 | 10801, Stereo Audio 2.0 |
| 11011 | 10801, Dolby/DTS 5.1 |
| 11010 | 10801, HD Audio 7.1 |
| 11001 | 1080P 3D, Stereo Audio 2.0 |
| 11000 | 1080P 3D, Dolby/DTS 5.1 |
| 10111 | 1080P 3D, HD Audio 7.1 |
| 10110 | 4K2K30Hz_444, Stereo Audio 2.0 |
| 10101 | 4K2K30Hz_444, Dolby/DTS 5.1 |
| 10100 | 4K2K30Hz_444, HD Audio 7.1 |
| 10011 | 4K2K60Hz_420, Stereo Audio 2.0 |
| 10010 | 4K2K60Hz_420, Dolby/DTS 5.1 |
| 10001 | 4K2K60Hz_420, HD Audio 7.1 |
| 10000 | 4K2K60Hz_444, Stereo Audio 2.0 |
| 01111 | 4K2K60Hz_444, Dolby/DTS 5.1 |
| 01110 | 4K2K60Hz_444, HD Audio 7.1 |
| 01101 | 4K2K60Hz_444, Stereo Audio 2.0 HDR |
| 01100 | 4K2K60Hz_444, Dolby/DTS 5.1 HDR |
| 01011 | 4K2K60Hz_444, HD Audio 7.1HDR |
| 01010 | COPY FROM LOOP OUT |
| 01001 | COPY FROM CAT OUT1 |
| 01000 | COPY_FROM_CAT OUT2 |
| 00111 | COPY FROM CAT OUT3 |
| 00110 | COPY_FROM_CAT OUT4 |
| 00101 | 1080P, Stereo Audio 2.0 |
| 00100 | 1080P, Stereo Audio 2.0 |
| 00011 | 1080P, Stereo Audio 2.0 |
| 00010 | 1080P, Stereo Audio 2.0 |
| 00001 | 1080P, Stereo Audio 2.0 |
| 00000 | PC control mode |
ASCII Commands
The product also supports ASCII command control. Connect the SERVICE port of the product to a PC with an USB cable. Then, open a Serial Command tool on PC to send ASCII commands to control the product. The ASCII command list about the product is shown as below.
| ASCII Commands | ||||
| Serial port protocol. Baud rate: 115200, Data bits: 8bit. Stop bits:1. Check bit: 0 | ||||
| x – Parameter 1 y – Parameter 2 ! – Delimiter | ||||
| Command Code | Function Description | Example | Feedback | Default Setting |
| Power | ||||
| s power z! | Power on/off the device,z=0-1 (z=0 power off, z=1 power on) | s power 1! | Power on System Initializing… Initialization Finished FW version x.xx.xx | power on |
| r power! | Get current power state | r power! | power on/power off | |
| s reboot! | Reboot the device | s reboot! | reboot | |
| System Setup | ||||
| help! | List all commands | help! | ||
| r type! | Get device model | r type! | HDC-SPB14D60 | |
| r status! | Get the device’s current status | r status! | Get the unit all quality: power, in/out connection. edid mode | |
| r fw version! | Get Firmware version | r fw version! | MCU BOOT: Vx.xx.xx MCU APP: Vx.xx.xx | |
| r link in! | Get the connection status of the input port | r link in! | HDMI IN: connect | |
| r link out y! | Get the connection status of the y output port. T0-4(0=ot 1-4=CAT 1-4) | r link out 1! | CAT OUT1: connect | |
| r link loop out y! | Get the connection status of the y loop output port. y=1 | r link loop out 1! | HDMI LOOP OUT: connect | |
| s reset! | Reset to factory defaults | s reset! | Reset to factory defaults System Initializing… Initialization Finished! FW version x.xx.xx | |
| Command Code | Function Description | Example | Feedback | Default Setting |
| Output Setting | ||||
| s hdmi stream z! | Set hdmi loop output stream on/off z=0-1(0: disable.1 :enable) | s hdmi stream 1 ! | Enable hdmi loop out stream Disable hdmi bop out stream | enable |
| s cat y stream z! | Set cat output y stream on/off, y=i3-4(0=a11) z=0-1 (0: disable,1:enable) | s cat 1 stream 1 ! s cat 0 stream 1 1 | Enable cat output 1 stream Disable cat output 1 stream Enable cat all outputs stream Disable cat all outputs stream | enable |
| r hdmi stream! | Get hdmi loop out stream status | r hdmi stream! | Enable hdmi loop output stream | |
| r cat y stream! | Get cat output y stream status y=0-4(0=a11) | r cat 1 stream! | Enable cat output 1 stream | |
| s hdmi hdcp z! | set hdmi loop output port hdcp status | s hdmi hdcp 1! | hdmi loop out hdcpor | all hdmi out hdcp active |
| r hdmi hdcp! | Get HDCP status of loop out | r hdmi hdcp! | hdmi loop out hdcp or | |
| s cat y hdcp z! | set cat output y port hdcp status y=0-2(0=a11) z=0-1 (1=on.0=off) | s cat 1 hdcp 1! | cat out 1 hdcp on | all cat out hdcp active |
| r cat y hdcp! | Get HDCP status of cat out y. y=0-2(0=a11) | r cat 1 hdcp! | cat out 1 hdcp on | |
| s cat y dsc mode z! | set cat output y port dsc mode status y=0-4(0=a11) z=1-3 (1=Cat cable distance normal Mode. 2= Cat cable distance 35M Mode.3= Cat cable distance 70M Mode) | s cat 1 dsc mode 2! | cat out 1 dsc mode 2 | Cat cable distance 35M |
| r cat y dsc mode! | Get dsc mode of cat out y. y=0-4(0=a11) | r cat 1 dsc mode. | cat out 1 dsc mode 2 | |
| s audio mute 11 | set audio output port mute status (1-mute, 0-umute) | s audio mute 1! | s audio mute 1 | s audio unmute (0) |
| r audio mute! | Get audio output mute status | r audio mute! | audio mute 1 | |
| Command Code | Function Description | Example | Feedback | Default Setting |
| EDID Setting | ||||
| s edid in from z! . | Set input EDID from default EDID z, z=1-26 1. 1080p,Stereo Audio 2.0 2 1080p,Ddby/DTS 5.1 3 1080p,HD Audio 7.1 4 1080i,Stereo Audio 2.0 5 1080i,Dolby/DTS 5.1 6 1080i.HD Audio 7.1 7 3D.Stereo Audio 2.0 8 3D.Dolby/DTS 5.1 9 3D.HD Audio 7.1 10.4K2K30_444, Stereo Audio 2.0 11.4K2K30_444, Dolby/DTS 5.1 12.4K2K30_444,HD Audio 7.1 13.4K2K60_420, Stereo Audio 2.0 14 4K2K60_420, Dolby/DTS 5.1 15.4K2K60_420,HD Audio 7.1 16.4K2K60_444, Stereo Audio 2.0 17.4K2K60_444, Dolby/DTS 5.1 18 4K2K60_444,HD Audio 7.1 19 4K2K60_444, Stereo Audio 2.0 HDR 20.4K2K60_444, Dolby/DTS 5.1 HDR 21.4K2K60_444, HD Audio 7.1 HDR 22 copy from hdmi loop out 23 copy from cat output 1 24. copy from cat output 2 25 copy from cat output 3 26 copy from cat output 4 | s edid in from 1! | input EDID:1080p, Stereo Audio 2.0 Please toggle EDID dip switch to 00000! | 1080p, Stereo Audio 2.0 |
| r edid in! | Get EDID status of the input | r edid in! | input EDID: 4K2K60_ 444, Stereo Audio 2 0 | |
| r edid in data! | Get the EDID data of the hdm input | r edid in data! | EDID data: 00 FF FF FF FF FF FF 00 | |
Application Example
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