
4K HDMI over HDBaseT™ 2.0 Extender Set
with Ethernet | USB 2.0 | S/PDIF | IR & RS-232 (100m/328ft)
EX-100-4K-PRO
Quickstart Guide
In the Box
1x EX-100-4K-PRO Transmitter
1x EX-100-4K-PRO Receiver
1x 12V DC 2A Power Supply (US/UK/EU)
2x 2-pin Screw Down Phoenix Connectors
2x 3-pin Screw Down Phoenix Connectors
2x IR Emitters
2x Wide-band IR Receivers (30-50KHz)
4x Mounting Brackets (1pr for TX and 1pr for RX)
1x Quickstart Guide (this document)
Basic Wiring Diagram
HDMI 
Digital Audio
HDBaseT
Cat5e/6/6a
Ethernet
Cat5e/6/6a
Ethernet
Cat5e/6/6a
EX-100-4K-PRO Transmitter (TX) 
EX-100-4K-PRO Receiver (RX)
Ethernet
Cat5e/6/6a
Personal Computer
Amplifier
Isochronous 
USB 2.0 Data
USB 2.0
Host
USB
Flash Drive
Short Throw
Projector
Hearing 
Induction Loop
Router or Switch
or
12 DC 2A
Power Supply
HDMI
Analog Audio
RS-232
Interactive Whiteboard
RS-232 from Control System
KEY
  IMPORTANT!
Do not connect or disconnect (hot plug) the HDMI, or HDBaseT 
connections while the transmitter or receiver is powered on. Doing 
so may cause damage to the units or connected devices.
Disconnecting and connecting (hot plugging) HDMI or HDBaseT while 
devices are powered on may cause damage.  WyreStorm recommends 
powering off devices before disconnecting these connections.
Before Beginning
WyreStorm recommends visiting the product page before installing this 
product for updates to this Quickstart Guide as well as other information 
about this product.
Verify that all items are included in the packaging per the In The Box list.
Pre Wire
1.  Run a Cat5e/6/6a cable from the transmitter location to the receiver 
location. Terminate the cable per the HDBaseT Wiring section.
2.  (Optional) If using IR emitters or 3rd party connecting blocks  at 
either the transmitter or receiver, run the wire and terminate per the 
IR TX (Emitter) Wiring section.
3.  (Optional) If using IR receivers or an IR control system at either the 
transmitter or receiver, run the wire and terminate per the IR RX 
(Receiver) Wiring section.
4.  (Optional) If using RS-232 pass-through, run the wire and terminate 
per the RS-232 Wiring section.
Transmitter Installation
1.  Connect an HDMI source to the HDMI In on the transmitter using 
an HDMI cable from a high quality brand such as WyreStorm 
Express.
2.  Using the cable created in Pre Wire step 1, connect the 8-pin RJ-45 
female plug to the HDBT Out jack on the transmitter.
3.  (Optional) Place an IR emitter onto the source device near the 
device’s IR sensor and connect the opposite end to an IR TX port.
4.  (Optional) Connect an IR Receiver to the transmitters IR RX 
port. If using a control system, connect it to an IR RX port on the 
transmitter using the WyreStorm CAB-IR-LINK or the cable created 
in Pre Wire step 3.
5.  (Optional) Using the cable created in Pre Wire step 4, connect the 
3-pin connector to the RS-232 port on the transmitter and the 
opposite end to a port on a control system.
6.  (Optional) If using audio sent from the remote display via HDBaseT, 
connect the S/PDIF Out to a TOSLInk digital input on an AV 
Receiver or amplier.
7.  If using PoH from the transmitter to power the receiver, connect the 
included 12V DC 2A power supply to the DC 12V jack.
Receiver Installation
1.  Connect the HDMI Out on the receiver to an input on the display 
using an HDMI cable from a high quality brand such as WyreStorm 
Express.
2.  Using the cable created in Pre Wire step 1, connect the 8-pin RJ-45 
female plug to the HDBT In jack on the receiver.
3.  (Optional) Place an IR emitter onto the display device near the 
device’s IR sensor and connect the opposite end to an IR TX port.
4.  (Optional) Connect an IR Receiver to the receivers IR RX port. If 
using a control system, connect it to an IR RX port on the receiver 
using the WyreStorm CAB-IR-LINK or the cable created in Pre Wire 
step 3.
5.  (Optional) Using the cable created in Pre Wire step 4, connect the 
3-pin connector to the RS-232 port on the receiver and the opposite 
end to the port on the display device.
6.  If using PoH from the receiver to power the transmitter, connect the 
included 12V DC 2A power supply to the DC 12V jack.
Copyright © 2015 WyreStorm Technologies | wyrestorm.com
EX-100-4K-PRO Quickstart Guide | 160516
North America: 518-289-1294 | EMEA/ROW: 44 (0) 1793 230 343 
support@wyrestorm.com
1 of 4
  WyreStorm recommends reading through this document in 
its entirety to become familiar with the product’s features prior to 
starting the installation process.
Fully featured HDMI extender set using HDBaseT 2.0 specication allowing 4K video, HD audio, Ethernet, USB, Power and control over 100m/328ft of 
Cat6 cable.