
ADDERLink®
XD642
KVM Extender
A high-resolution dual-head KVM extender.
Ultra-high denition 4K60 video, USB2.0
and audio are transmitted on a single CATx
or ber cable.
Features
High-resolution video, real-time control
The system supports resolutions up to
4096x2160 @ 60Hz using 8 bits per color and
4:4:4 chroma sampling.
Single cable
Video, audio, USB HID (human interface
device), hi-speed transparent USB and RS232
signals are transmitted over a single CATx or
ber cable.
Up to 4km/2.5 mile extension distances
The ADDERLink XD642 supports both copper
and ber interfaces. It provides a range of up
to 100m over a CAT6 cable link, and up to 4km
over an optical ber link.
Emulated USB2.0
Enables connection of any full and low speed
USB HID from mouse and keyboards through
to graphics tablets and joysticks.
Transparent USB2.0
Mass storage devices and isochronous
devices, such as webcams and audio headsets
can be used through the transparent USB2.0
hi-speed port.
EDID management
The system has intelligent EDID management
to allow the true characteristics of the monitor
to be passed back to the computer.
Plug and Play
The ADDERLink XD642 extender is delivered
in a zero cong. state so it works, without the
need for drivers or software, as soon as it is
connected.
Digital audio
Video: Encapsulates up to eight channels
of 24-bit, 192kHz sampled “Pulse-code
modulation” (PCM) uncompressed audio
integrated with video signal.
USB: Up to two channels of 24-bit, 96kHz
sampled PCM audio.
HD quality analog audio
HD audio quality (stereo audio, 24-bit
sampled at 96kHz) is available for line in/out,
microphone and headphone or speakers.
Serial communications
RS232 can be passed between the units to a
maximum baud rate 115K2 with RTS/CTS ow
control.
Product in Brief
The ADDERLink XD642 is a high
performance KVMA (Keyboard,
Video, Mouse and Audio)
extender that is designed to
provide reliable and real-time
access to critical computers
– regardless of the location,
whilst maintaining the same
user desktop experience.
Developed for enterprise
organizations and highpressure control rooms, it
combines the simplicity
of true plug and play and
high performance 4K KVM
extension; resulting in superior
functionality and exibility in
a cost-eective, reliable and
straightforward solution.
• Dual-head 4K60 video,
USB2.0 and audio
• Point-to-point protocol for
ultra-low latency.
• Flexibility between copper
and ber connectivity.
• Adder’s USB emulation
ensures reliable computer
bootup.
DATA
SHEET

Technical Specications
Video resolutions
• The system supports resolutions up to
4096x2160 @60Hz
Software compatibility
• All known operating systems. No drivers
required.
Extension technology
• 5Gb/s CATx or 10Gb/s ber with ultra
low latency adaptive video stream
compression.
Connections
Local unit - Transmitter (TX)
• 4 x Tri-color status LEDs
• 2 x DisplayPort™ in
• 1 x USB2.0 Type B for HID
• 1 x USB2.0 Type B for hi-speed
• Line in and out analog audio
• RJ12 serial port
• RJ45 and SFP+ ports
Remote unit - Receiver (RX)
• 4 x Tri-color status LEDs
• 2 x DisplayPort™ out
• 3 x USB2.0 full speed Type A
• 1 x USB2.0 transparent hi-speed Type A
• Mic in, headset and speaker out
• RJ12 serial port
• RJ45 and SFP+ ports
Physical Design
Robust metal construction
• TX and RX: 186mm/7.32” (w), 39mm/1.54”
(h), 148mm/5.83” (d)
• TX: 1.29kg/2.84lbs
• RX: 1.24kg/2.73lbs
Power supply
• 100-240 VAC, 47/63Hz
• 12 VDC 18W output from power supply
unit
Operating temperature
• 0ºC to 40ºC/32ºF to 104ºF
Storage temperature
• -10ºC to 50ºC/14ºF to 122ºF
Humidity
• 0% to 80% (non-condensing)
Approvals
• UKCA, CE, FCC, ICES, RCM & cULus
Extension Distance
Cable type Distance
Fiber (SM) 4km/13,123ft
Fiber (MM) 300m/984ft
CAT6 100m/328ft
CAT5e 50m/164ft
SM (Single-Mode Fiber)
MM (Multi-Mode Fiber)
CAT6 is recommended for CATx extensions. CATx extensions
are limited to 2 short patch connections. Patch cables
should be CAT6 or better.
ADDERLink XD642 RX - Front & Rear ADDERLink XD642 TX - Front & Rear
Ordering Information
XD642P-DP-XX: ADDERLink 4K dual-head
extender
Accessories (Sold separately)
RMK15: Rack mount kit
VSCD18: High bit rate DisplayPort™ 2m/6ft
cable
What’s in the Box?
VSC50: Serial cable, RJ12 to RS232
SFP-SM-LC-10G: Single mode 10G SFP with
1x TX and RX pair
2x Power supply unit with country specic
mains cable
LC connectors
SFP-MM-LC-10G: Multi-mode 10G SFP with
LC connectors
2x DisplayPort™ cable (VSCD18)
1x USB cable (VSC24)
1x Audio 2m/6ft cable
1x Quick start guide
Global Headquarters
Tel: +44 (0)1954 780044 | Fax: +44 (0)1954 780081
Email: sales@adder.com
All brand names and trademarks are the property of their respective owner. Copyright 2020 | Adder Technology Ltd. | ADDER_DS070_EN_v8_FINAL
Information contained in this data sheet is up-to-date and correct as at the date of issue. As Adder Technology cannot control or anticipate the conditions under which this product may be used, each user should review
Information contained in this data sheet is up-to-date and correct as at the date of issue. As Adder Technology cannot control or anticipate the conditions under which this product may be used, each user should review
the information in the specic context of planned use.
the information in the specic context of planned use. Images are for illustrative purposes only.
Americas
Tel: +1 888 932 3337 | Fax: +1 888 275 1117
Email: usasales@adder.com
Asia Pacic
Tel: +65 6288 5767 | Fax: +65 6284 1150
Email: asiasales@adder.com
About Adder
Adder is a leading developer and thought
leader in connectivity solutions. Adder’s
advanced range of KVM switches, extenders
and IP solutions enable the control of local,
remote and global IT systems across the
enterprise. The company distributes its
products in more than 60 countries through a
network of distributors, resellers and OEMs.
Adder has oces in China, Germany,
Japan, the Netherlands, Singapore, Spain,
France, Sweden, United Kingdom and United
States.
To nd out more, visit: adder.com
DATA
SHEET
Adder Technology Limited, West Walk Building, 110 Regent Road, Leicester, LE1 7LT
(Registered in England and Wales No. 01823478)