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Kramer VS-88UT HDBaseT 8×4 HDMI Matrix Switcher / 4K60 4:2:0 / USB Extension / PoE / Audio

SKU: VS-88UT
Brand: Kramer
$7,288.00
Brand Kramer
SKU VS-88UT
Weight 12.00 lbs
Warranty 3 Years
Condition New
Status Available
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Description

The Kramer VS-88UT is an 8×4 HDMI/HDBaseT matrix switcher that combines video switching, audio embedding/de-embedding, USB extension and a built-in room control master. It supports resolutions up to 4K@60Hz (4:2:0) and HDBaseT 2.0 extension for long-reach AV distribution. The unit is designed to centralize AV routing and control in boardrooms, lecture halls and professional AV installs.

Key features include simultaneous HDMI and HDBaseT outputs, USB 1.1/2.0 extension over HDBaseT, PoE on HDBaseT outputs, and multiple audio I/O modes including balanced line, unbalanced stereo and amplified speaker output. The matrix supports Kramer reKlocking and equalization to maintain signal integrity over extended distances. Advanced EDID management, audio breakaway and AFV (audio-follow-video) are supported to simplify source compatibility.

Performance highlights include a maximum data rate of 10.2 Gbps (3.4 Gbps per graphics channel) and HDCP/HDMI/DVI compliance. HDBaseT extension reach is up to 100m at 4K@60Hz (4:2:0) and longer distances for Full HD depending on mode. USB tunneling bandwidth supports up to 127 Mbps and Ethernet tunneling supports up to 100 Mbps for remote device control and management.

Connectivity is extensive: 4 HDMI inputs plus 4 selectable HDMI/HDBaseT inputs, 6 HDMI outputs and 2 HDBaseT outputs, USB type-A and type-B hubs, balanced and unbalanced audio I/O, IR ports, RS-232/RS-485 serial ports, GPI/O, relays and a K-NET connector for auxiliary control keypads. The integrated master room controller provides RS-232, RS-485, IR, GPI/O and 8 relay ports for external device control. Ethernet control and Kramer Network compatibility enable remote management and up to 15 simultaneous IP control clients.

Typical applications include corporate boardrooms, lecture halls, training rooms and auditoriums where multiple HDMI sources must be distributed to several displays and control systems. The VS-88UT supports simultaneous HDMI and HDBaseT distribution, USB peripheral extension, and amplified audio output for local speakers. Auto-switching, auto-scanning and global mute simplify operation during presentations and emergencies.

Installation is rack-ready with a 2U aluminum enclosure and fan ventilation, standard 100-240V AC power, and non-volatile memory to retain last settings. Firmware upgrades are provided via Ethernet and Kramer K-Config compatibility streamlines configuration and room deployment. The VS-88UT offers a consolidated hardware solution for integrators requiring switching, extension and control in one unit.

Product Diagrams

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Specifications

Max. Data Rate10.2Gbps 3.4Gbps per graphics channel
Max. Resolution4K@60Hz 4:2:0
Audio Volume ControlSupported
HDMI HDCP DVI ComplianceHDMI 2.0 HDCP 1.4 DVI compatible
HDBaseT CertifiedV2.0
HDBaseT Extension ReachUp to 100m at 4K@60Hz 4:2:0; Up to 130m at 1080p@60Hz 36bpp; Up to 180m ultra-mode 1080p@60Hz 24bpp
USB SupportUSB 1.1 USB 2.0 up to 127Mbps
HDMI SupportDeep Color 3D ARC 7.1 PCM
Kramer reKlocking and EqualizationSupported
Advanced EDID ManagementPer input
Active Source DetectionSupported
Control OptionsRS-232 RS-485 Ethernet LAN Kramer Protocol 3000
K-Config CompatibleWindows K-Config
Kramer Network CompatibleSupported Remote Control Management
Simultaneous IP Control ClientsUp to 15
Auto-switching Auto-scanningSupported
Audio Breakaway AFVSupported
Global MuteVideo and Audio
Firmware UpgradeEthernet based
Non-volatile MemoryRetains last settings
Inputs Summary4 HDMI 4 HDMI/HDBaseT selectable
Audio Inputs4 balanced stereo or 8 mic selectable 4 unbalanced stereo
Outputs Summary6 HDMI 2 HDBaseT
Audio Outputs2 balanced line-out 1 amplified speaker output
USB Ports2 USB-A hubs 2 USB-B ports
IR Ports6 IR for HDBaseT tunneling 2 IR room controller
Ethernet Ports1 Ethernet control 1G Ethernet 100BaseT LAN
K-NET Connector1 K-NET 4-pin terminal block
RS-485 RS-232 Room Controller1 RS-485 4 RS-232 serial
Relays8 relays 36V AC/DC 2A
GPI/O4 GPI/O 2-pin terminal blocks
IR Sensor IR InputSupported learn commands
Inputs (detailed)4 HDMI female; 4 HDBaseT/RJ-45 or 4 HDMI selectable; 4 unbalanced stereo 3.5mm; 4 balanced stereo 3-pin terminal; 4 IR 3.5mm
Outputs (detailed)6 HDMI female; 2 RJ-45 HDBaseT; 2x balanced stereo 5-pin terminal; 1 stereo speaker 4-pin terminal 2x50W into 4ohm or 2x30W into 4ohm; IR 3.5mm
Ports (detailed)RS-232 serial tunneling 3-pin; RS-232 device control 3-pin; 4 USB-A hubs; 2 USB-3 hubs; Ethernet control RJ-45; 1G Ethernet RJ-45; 100BaseT RJ-45; K-NET 4-pin; RS-485 3-pin; 4 RS-232 3-pin; 8 relays 2-pin; 4 GPI/O 2-pin
ExtensionLineUp to 100m 330ft at 4K@60Hz 4:2:0; Up to 130m 430ft at 1080p@60Hz 36bpp; Up to 180m 590ft HDBaseT Ultra Mode 1080p@60Hz 24bpp; HDBaseT 2.0
Interface IndicatorsON STATUS LEDs
Configuration SwitchesRS-485 termination programming
Video Standards ComplianceHDMI 2.0 HDCP 1.4
Analog AudioMax Vrms level 1 THD+Noise 0.03% @1kHz
Extended USB Host Compliance1.1 2.0 Max line rate 127Mbps Max devices 7 Max hubs 2 Max ports per hub 5
Extended EthernetMax transmission bandwidth 100Mbps
Extended RS-232Baud rate 300 to 57600
Control RS-232Baud rate 115200
Supported PC Web BrowsersWindows IE10 Firefox30 Chrome35 MAC Chrome35 Firefox30 Safari7
Optimal Resolution1920x1080
Minimal Resolution1024x768
Power Source100-240V AC 50/60Hz
Power Consumption250VA
Enclosure Size19" x 12.05" x 2U 43.6cm x 30.6cm x 8.8cm
Enclosure TypeAluminum rack-mountable 2U fan ventilation
Operating Temperature0C to +40C 32F to 104F
Storage Temperature-40C to +70C -40F to 158F
Humidity10% to 90% RH non-condensing
Regulatory ComplianceCE UL RoHS WEEE
Accessories IncludedPower cord
Accessories OptionalRecommended Kramer cables
Product Dimension19" x 12.05" x 2U 43.6cm x 30.6cm x 8.8cm
Product Weight3.9kg 8.6lbs approx
Shipping Dimension52.60cm x 47.50cm x 18.40cm 20.71" x 18.70" x 7.24"
Shipping Weight5.4kg 11.8lbs approx

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If the item was sent back to us for an exchange, please allow 3 - 5 business days for the replacement to be processed.

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