The COM S4S User manual
TheCOM
9903 Shooting Star Ct.
Nampa, Idaho 83687
(208) 779-2891
S4S Kit Assembly Instructions
S4S Intercom
Headset
connections
PTT –Note multiple
PTT’s may be
connected by using
splitters:
2 PTT- splitter
Or
3 or 4 PTT - splitter
S4S Intercom power
Red = Hot
Black = Ground
Connect to clean 12V
Battery
Jumper wire ALWAYS
connects into Radio
headset jack. This is
NOT a directional wire.
Radio power
Red = Hot
Black = Ground
Connect to clean 12V
Coax Cable. Do not
coil extra cable as
shown here it will limit
signal. UTVCOM.com
offers cables in 3’, 7’,
10’, 15’and 17’
Jumper wire - ALWAYS connect this into the intercom “Radio” jack (Note: jumper wire is only 1 ft long. If you
plan to separate the radio from the intercom more than 9-inches you need to purchase an extension cord.
see product “Premium Shielded 3.5mm Stereo Extension cables”at https://utvcom.com/product/premium-
shielded-3-5mm-stereo-extension-cables/ they come in 4’, 9’and 12’)
Optional Noise
Filter
Blue –clean hot
Red –hot input
Black - ground
25-Watt dual
band radio
TheCOM
9903 Shooting Star Ct.
Nampa, Idaho 83687
(208) 779-2891
If using our noise filter:
•Blue wire is “Clean Hot (positive)” and should connect to the Radio and Intercom “Red”
wire
•Red wire on noise filter will connect to the positive source (battery, ACC or other
positive source)
•Black wire on noise filter will connect to the negative or good ground along with the
ground of the radio and intercom.
HS-1 through HS-4 are
stereo headset ports.
25- Watt dual
band radio
Jumper wire ALWAYS connects
into Radio headset jack. This is
NOT a directional wire.
Data port –used for
programming only
Phone / Audio In –used to connect
phone or media device not typically
used with built in Bluetooth
Audio Out –Analog audio out used to
output audio such as a Bluetooth
speaker or PA
Jumper wire - ALWAYS connect this into the intercom “Radio” jack (Note: jumper wire is only 1 ft long. If you
plan to separate the radio from the intercom more than 9-inches you need to purchase an extension cord.
see product “Premium Shielded 3.5mm Stereo Extension cables”at https://utvcom.com/product/premium-
shielded-3-5mm-stereo-extension-cables/ they come in 4’, 9’and 12’)
PTT –input splitter here
for multiple PTT’s
