4-Port 4K 18Gbps UHD Conference Room HDMI/USB 3.0 KVM Presentation Switcher Kit with 4 Table Grommets

MSRP: $899.00

MSRP $899


This presentation switcher kit is a fantastic option for businesses looking to easily switch between and control multiple computers. With the BG-UHD-KVM41-KIT, you can control up to four computers with one keyboard, one mouse, and one monitor. The included BG-SC-GRHU table grommets allow for PC control and connection from a distance. This system, powered by the 4X1 HDMI 2.0 KVM switch, supports video resolutions up to [email protected] (4:4:4).

This device is an ideal solution for anyone looking to run advanced presentations in conference rooms with multiple presenters, as multiple users will be able to share their screens at once. The table grommets allow users to plug in their own devices easily with no fuss, allowing them to select themselves as the video source and to blank out their screen at the push of a button.

Users will love the flexibility and utility that the BG-UHD-KVM41-KIT provides thanks to its comprehensive control and connectivity. This presentation switcher kit helps organizations move forward in a world of ever-evolving digital experiences.

Connectivity & Control

The BG-UHD-KVM41-KIT’s 4X1 HDMI 2.0 KVM switch features four HDMI video inputs and one HDMI output. The four type-B USB 3.0 host ports and three type-A ports provide KVM management and peripheral connections. The system is compatible with Windows, Linux, and MacOS computers for maximum flexibility. A 3.5 mm stereo audio output is included for audio de-embedding. The system can be controlled via front panel buttons and RS232 commands.

There are four ports that connect the BG-SC-GRHU table grommets for source selection. The BG-SC-GRHU table grommets each feature an HDMI input and a Type-B USB 3.0 connection. There are also controls for source selection and users are given the option to turn their video off to show a black screen instead. The grommets support resolutions up to [email protected]

Supports resolutions up to [email protected]
Remotely control 4 computers from a single screen
HDMI 2.0, HDCP 2.2, HDR 10, and Dolby Vision
USB 3.0
Conveniently share 3 x USB 3.0 peripherals
3.5mm Output
Stereo audio de-embedding via 3.5mm jack
Controllable via front panel buttons, RS-232, and BG-SC-GRHU table grommets
  • Simplifies wiring for easy installation
  • KVM auto-switching based on TMDS/5V detection
  • Compatible with Windows, Mac, and Linux

Video Input
Input (4) SOURCE 1~4
Input Connector (4) Female type-A HDMI
HDMI Input Resolution Up to [email protected] 4:4:4, HDR10, Dolby Vision
HDMI Standard 2.0
HDCP Version 2.2
Video Output
Output (1) DISPLAY
Output Connector (1) Female type-A HDMI
HDMI Output Resolution Up to [email protected] 4:4:4, HDR10, Dolby Vision
HDMI Standard 2.0
HDCP Version 2.2
Output (1) AUDIO OUT
Output Connector (1) 3.5mm mini stereo audio jack
Audio Format PCM 2CH
Frequency Response 20Hz to 20KHz, ±1dB
Max Output Level 2.0Vrms ± 0.5dB. 2V = 16dB headroom above -10dBV (316 mV) nominal consumer line level signal.
THD+N < 0.05%, 20Hz - 20KHz bandwidth, 1KHz sine at 0dBFS level (or max level).
SNR > 80dB, 20Hz - 20KHz bandwidth.
Crosstalk Isolation < -80 dB, 10 kHz sine at 0dBFS level (or max level before clipping).
L-R Level Deviation < 0.05 dB, 1 kHz sine at 0dBFS level (or max level before clipping).
Output Load Capability 1Kohm and higher (supports 10x paralleled 10k ohm loads).
Noise Level -80dB
Control (1) FW, (4) PC 1~4, (3) DEVICES 1~3, (4) GR 1~4, (1) RS232
Control Connector (1) Micro-USB, (4) Type-B USB, (3) Type-A USB, (5) 3-pin Terminal Blocks
Bandwidth 18Gbps
Operation Temperature 14°F ~ +131°F / -10°C ~ +55°C
Storage Temperature -25°F ~ +158°F / -25°C ~ +70°C
Relative Humility 10%-90%
Type-A USB Power Supply 1A
System Power Supply Input: 100V~240V AC; Output: 12V DC 2A
System Power Consumption 14W(Max)
Dimension (W*H*D) 7.9" x 1.6" x 3.9" [200mm x 40mm x 100mm]
Net Weight 1.5lbs [685g]

BG-SC-GRHU Table Grommet

Video Input
Input (1) HDMI
Input Connector (1) Female type-A HDMI
Video Output
Output (1) HDMI
Output Connector (1) Female type-A HDMI
Control Connector (1) Type-B USB, (1) Type-A USB, (1) 3-pin Terminal Block
Resolution Range Up to [email protected] 4:4:4, HDR10, Dolby Vision
Operation Temperature 14-25°F ~ +131-25°F / -10°C ~ +55°C
Storage Temperature -25-25°F ~ +158-25°F / -25°C ~ +70°C
Relative Humility 10%-90%
Dimension (W*H*D) 3.0" x 1.2" x 3.0" [76mm x 29.6mm x 76mm]
Net Weight (g) 0.23lbs [105g]

Ideal fit for:
  • Multi-PC workstation
  • Surveillance Systems
  • Recording Studios
  • Programmers
  • Security Professionals
  • Recording Engineers
POWER LED: This LED will illuminate red when the device is connected to the power supply.
PC LEDs 1-4: Each LED will illuminate blue to indicate its corresponding USB type-B port is connected to an active PC.
SOURCE LEDs 1-4: Each LED will illuminate blue to indicate its corresponding HDMI port is connected to an active source device.
SOURCE BUTTONS 1-4: Press buttons 1-4 to select input source. The corresponding button will illuminate blue to indicate which source device is selected.
AUTO: Select this button to enable auto switching mode. It will illuminate blue when enabled. Press again to exit auto switching mode.
FW: Micro-USB port for firmware upgrade.
HDMI SOURCE 1-4: Connect up to 4 HDMI source devices (PC, MAC, etc.).
USB PC 1-4: Four type-B USB ports to connect PCs. The PC can be a source device connected to the corresponding HDMI input port.
DEVICES 1-3: Three USB type-A ports to connect USB peripherals devices (keyboard, mouse or camera, etc.). These USB devices are used to control the PC which is connected to the selected HDMI input port and the corresponding type-B USB.
DISPLAY: Type-A female HDMI output port to connect display devices (e.g. Projector).
AUDIO OUT: 3-pin terminal block to connect speakers or amplifiers for audio output.
GR1-GR4: Four 3-pin terminal blocks to connect four BG-SC-GRHU table grommets for source selection and black screen setting.
RS232: 3-pin terminal blocks to a control device (e.g. PC) to control the switcher.
DC 12V: Power port for power adapter connection.
Show Me button: Press the button to select the HDMI input source.
Black Output: Press the button to output black screen for display.
HDMI Input: Connect to HDMI source device (e.g. PC).
USB 3.0 Type-B: Connect the PC to the port.
3-pin terminal block: Connect to the GR1-GR4 port of the switcher.
HDMI Output: HDMI output port to connect the HDMI input port of the switcher.
USB 3.0 Type-A: Connect to the port of switcher.

Commitment to excellent service and delivering dependable products with efficiency is BZB Gear main staple and foundation.
Our main goal is to ensure your 100% complete satisfaction with our service and products!
If for any reasons you are dissatisfied with your purchase, you can return it back to BZB Gear within 60 days of purchase date for a full refund.

Product Brochure

The following diagrams illustrate typical input and output connections that can be utilized with this switcher:


The switcher is used with four BG-SC-GRHU table grommets:





The switcher is used alone:


Package Contents
HDMI 2.0 4X1 Switcher:
① 1 x BG-UHD-KVM41 HDMI 2.0 4x1 Switcher
② 2 x Mounting Ears with 4 Screws
③ 4 x Plastic Cushions
④ 4 x 3-pin Terminal Blocks
⑤ 1 x RS232 Cable (3-pin to DB9)
⑥ 1 x Power Adapter (12VDC, 2A)
⑦ 1 x User Manual

Table Grommet:
① 4 x 1 BG-SC-GRHU Table Grommets
② 4 x 1 3-pin Terminal Block
③ 4 x 2 Mounting Screws (PM3*8mm)
④ 4 x 2 Mounting Screws (PM3*16mm)
⑤ 4 x 2 Mounting Screws (PM3*25mm)
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