
OPERATION
Audio I/O Headset Adapter
LED Indicators
Connect to a Wired Intercom
1. Verify all of the equipment is powered o.
2. Connect the 3.5 mm end of either the CAB-4W-WI or
the 3.5 mm to 3.5 mm audio cable to the wired intercom
connection on the headset adapter.
3. Connect the other end into a wired intercom system’s
4-Wire In/Out connection.
4. Connect a beltpack using the cable
attached to the headset adatper.
Note: Correct orientation as shown to the
right.
5. Connect a headset to the adapter’s
headset connection (optional).
6. Set the In/Out volume/gain levels of
the wired intercom in the center position.
7. Power on all attached equipment.
8. Adjust the beltpack volume and wired intercom volume/
gain levels as needed.
Connect to a Two-Way Radio
1. Verify all of the equipment is powered o.
2. Connect the 3.5 mm end of a two-way radio cable (not
included) to the two-way radio connection on the bottom of
the headset adapter.
3. Connect the other end into the accessory port on a two-
way radio.
4. Connect a beltpack using the cable attached to the
headset adatper.
Note: Correct orientation as seen in the figure above.
5. Connect a headset to the adapter’s headset connection
(optional).
Power LED turns Blue Power ON
Power LED OFF Power OFF
Power LED turns Red Charging
Power LED OFF Fully Charged
PTT LED turns Red PTT Engaged
6. Set the two-way radio volume levels of the attached two-
way radio to 70% of total volume.
7. Set the volume of the attached beltpack to level 4.
8. Power on all attached equipment.
9. Adjust the beltpack volume and two-way radio volume
levels as needed.
To Talk over Connected Two-Way Radio
• Press and hold the PTT button on the adapter to trigger the
PTT of the attached two-way radio.
• Press and hold the Top Button on any beltpack in the system
to trigger the PTT of the attached two-way radio.
CAB-4W-WI CABLE
Pin Out Connections
3.5 mm RJ45
- 1
- 2
T 3
R 4
S5
6
- 7
- 8