
Handheld UHF-CB Transceiver
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Australia: www.uniden.com.au
UH810S, -2, -2TP
UH820S, -2, -2TP

LITHIUM ION BATTERY PACK WARNING
•
This equipment contains a Lithium Ion Battery Pack.
• The Lithium Ion Battery Pack contained in this equipment may
explode if disposed of in a fire.
• Do not short-circuit the Battery Pack.
• Do not charge the Lithium Ion Battery Pack used in this equipment in
any charger other than the one designed to charge this Battery Pack.
Using another charger may damage the Battery Pack or cause the
Battery Pack to explode.
• Lithium Ion batteries must be disposed off properly.
USER LICENSE INFORMATION
NOTE
The citizen band radio service is licensed in Australia by
ACMA Radio-communications (Citizen Band Radio
Stations) Class Licence and in New Zealand by MED
General User Licence for Citizen Band Radio and
operation is subject to conditions contained in those
licenses.
2
Warning
UNIDEN UH810S/UH820S
Handheld UHF-CB Transceiver

Introduction 4
Included in your Package 5
Controls and Indicators 6
Getting Started
Connect Drop-in Charger with the AC Adaptor 7
Attaching the Antenna 7
Attaching the Battery Pack 8
Attaching the Beltclip 8
Charging the Battery Pack 9
Battery Level Display 10
Accessory Jack Cover 11
Connecting the SPKR/MIC 11
Operation
Power On/Off 12
Volume 12
Setting the Squelch 12
Selecting Channel 13
To Transmit and Receive 13
To Operate in Duplex Mode 14
Transmit Power Select 15
Smart-key Function 15
Scanning 15
Master Scan (M.SCN) Mode 17
Open Scan (OS) Mode 20
Group Scan (GS) Mode 21
Priority Channel 22
Drop-Out Delay 22
Instant Priority Channel 22
Monitor 23
CTCSS 23
DCS 24
VOX 24
Busy Channel Lock-out (BCL) 25
Call Tone 25
Roger Beep 26
Key Beep 26
Keypad Lock 27
Backlighting
Voice Enhancer (EQL) Setting
27
27
CTCSS Codes and Frequencies 28
DCS Codes Table 29
UHF-CB Channel Guidelines 30
UHF-CB Channels and Frequencies 31
Warranty 33
3
Contents
Handheld UHF-CB Transceiver
UNIDEN UH810S/UH820S

4
Introduction
Handheld UHF-CB Transceiver
The UH810S/UH820S Series is a portable two-way UHF-CB radio. Its
compact, rugged and ts easily in your hand. This hand held UHF-CB
radio will give you consistent, outstanding performance in general
conditions and situations. To ensure that you get the most from the radio
features, please read this operating guide carefully before using the unit.
FEATURES
Ÿ Designed and Engineered in Japan
Ÿ 80 Narrowband Channels¹
Ÿ 2.0 Watt Maximum TX Output Power (UH820S series)
Ÿ 1.0 Watt Maximum TX Output Power (UH810S series)
Ÿ Long Life 1600mA Lithium-ion Battery (UH820S series)
Ÿ 1000mA Lithium-ion Battery (UH810S series)
Ÿ 4-Way Voice Enhancer
Ÿ One-Touch Smart Key
Ÿ Range Extender (Duplex) Capability
Ÿ VOX Hands Free Capable
Ÿ Interference Eliminator (CTCSS)
Ÿ Digital Coded Squelch (DCS)
Ÿ Backlit LCD Display
Ÿ Auto Battery Save
Ÿ Open Scan
Ÿ Group Scan
Ÿ Master Scan
Ÿ Rapid scan speed
Ÿ Battery Level Indicator
Ÿ Busy Channel Lockout Function
Ÿ Roger Beep
Ÿ Keypad Lock
1
Refer to p.30 - p.32 for channel information
UNIDEN UH810S/UH820S

ITEM UH810S UH810S-2 UH810S-2TP UH820S UH820S-2 UH820S-2TP
UH820S
UHF Radio -- -- -- 1 2 2
UH810S
UHF Radio 1 2 2 -- -- --
1600mAh Li-Ion
Battery Pack (BT820) -- -- -- 1 2 2
1000mAh Li-Ion
Battery Pack (BT810) 1 2 2 -- -- --
Belt Clip 1 2 2 1 2 2
Drop-In Charger (DT820A) -- 1 1 -- 1 1
AC Adaptor
(PS-S05C0BU4) 1 1 1 1 1 1
USB-DC (Cigar)
ADAPTOR (AD-1243) -- -- -- -- 1 1
USB Cable 1 1 1 1 1 1
External Speaker MIC. -- -- -- -- -- 2
Earpiece MIC. -- -- 2 -- 2 2
Battery Jacket -- 1 2 1 2 2
OWNERS MANUAL 1 1 1 1 1 1
Carry Case -- -- 1 -- -- 1
Extra Face Plate -- -- -- -- -- 2
5
Included in your Package
Handheld UHF-CB Transceiver
NOTE
If any of these items are missing from the box, contact your
place of purchase, immediately.
UNIDEN UH810S/UH820S
Optional Accessories
External Speaker MIC (SM-800)
Heavy Duty Earpiece MIC with VOX switch (EM-800)
Air Tube Headset with VOX switch (TM-800)

6
Controls and Indicators
Handheld UHF-CB Transceiver
1 Antenna
2 SCAN/MON
3 Rotary Vol/Power Knob
4 Speaker
5 Accy Speaker MIC Jack
6 Microphone
7 LCD Display
8 USB Charge port
9 UP and DOWN Keys
10 MENU [MEM] Key
11 LED
12 PTT KEY
13 SMART KEY
A Transmit
B Channel Indicator
C Scan CH Memory
D Equalizer indicator
E Group Scan and
Master Scan
F Key Lock
G Master Scan
H Battery Indicator
I Scanning
J VOX
K Busy Channel
Lockout
L CTCSS/DCS
Code Indicator
M Digitally Coded
Squelch
N Continuous Tone
coded Squelch
System
O Priority Watch
P High Power
1
2
3
4
5
6
7
9
11
10
12
13
A B C D E F HG
I
J
K
P
O
N M L
UNIDEN UH810S/UH820S
8

7
Getting Started
Handheld UHF-CB Transceiver
Connect Drop-in Charger with AC Adaptor
Plug one end of the USB cable into
the drop-in charger and the other
end to the AC adaptor. Plug the
AC adaptor into the wall outlet.
Connect the USB cable to the DC Adaptor
OR...
UNIDEN UH810S/UH820S
Included only with the UH820S-2/UH820S-2TP
and connect the DC Adaptor to a
Cigarette Lighter Jack.
Connect the USB cable directly to the charge jack of the radio.
OR...
Attaching the Antenna
Attach the antenna to the radio.
Be sure the antenna is firmly seated.
The drop-in charger and DC charging adaptor are not water
NOTE
proof. Ensure the radio is dry before connecting to the
charger. Don’t use the chargers when the ambient
temperature is below 5º C (37º F) or above 40º C (108º F)
Input Voltage (Cigarette Lead Charger): +12VDC to
+24VDC. If Charge LED didn’t light up, please confirm the
above temperature.

8
Getting Started
Handheld UHF-CB
Attaching
Transceiver
the Battery Pack
Avoid exposing the Lithium Ion battery, attached or
CAUTION
unattached to the radio, in direct sunshine, heated cars, or
in areas with temperatures below –20°C (–4°F) or above
+60°C (+140°F).
Exposing the chemicals contained within the battery pack to
temperatures above +60 °C (+140°F) may cause the battery
to rupture, fail or reduce performance.
In case of exposure to cell contents, wash the affected area
thoroughly, and seek medical attention.
Additional battery cautions should be applied as described
on p.2.
To Attach the Belt Clip:
Slide the belt clip into the catch until it snaps into place.
To Remove the Belt Clip:
Pinch and hold the belt clip latch and then slide the belt clip up
and out of the catch.
UNIDEN UH810S/UH820S
The UH810S and UH820S series radios can be
powered with a lithium ion battery pack or with
optional 3xAA batteries tted into the battery jacket.
1. Remove COVER BATTERY
2. Place the battery pack onto the back of the
radio. It will only t one way.
3. While holding down the locking hook, slide
COVER BATTERY onto the back of Radio.
4. Completely slide in and then release the locking hook.
NOTE
The radio can be charged in the drop-in cradle on only
when the rechargeable lithium-ion battery is tted.

9
Getting Started
Handheld UHF-CB Transceiver
Your radio is powered by a specially designed Lithium Ion battery pack.
• Before operating the radio, charge the Lithium Ion battery pack for
4 hours (UH820S) or 3 hours (UH810S) without interruption in the
drop-in charger.
The drop-in charger can charge the Lithium Ion battery pack attached to
the radio, in the front charging slot.
1. Place the radio, in the drop-in charger.
2. The red LED illuminates and stays ON, until fully charged.
• The charger won’t overcharge the battery packs.
3. The green LED illuminates and stays ON after charging is
completed.
• Do not transmit when the radio is charging; in the drop-in
charger or when connected to the DC adaptor!
• You can monitor incoming calls while the radio is in the drop-in
charger.
Charging the Battery Pack
For the initial battery charge, make sure the radio is off for
NOTE
optimum charging.
UNIDEN UH810S/UH820S

Getting
Started
10
Handheld UHF-CB Transceiver
Battery Level Display
When (PTT) is pressed at Level 1, an error tone sounds
NOTE
and transmission is disabled. Once at Level 1 the unit
will automatically shutdown after 30 seconds.
NOTE
Recharge the battery at any time. When the battery is
empty, it will take up to 4 hours (UH820S) or 3 hours
(UH810S) to fully charge.
Battery Life: More than; 21 hours (UH820S) or 15 hours (UH810S)
This is based on the following Duty Cycle:
Transmit (Low Power)
5%
Receive
5%
Stand-by
90%
LED Status
LED What it Indicates
Green Start Up/Power on
Green Flash Monitor mode
Green Receiving Signal
Red Transmitting signal
LED
UNIDEN UH810S/UH820S
The BATTERY icon at the top of the screen indicates the battery level at
all times. The battery level is displayed in 4 levels.
LEVEL 4 LEVEL 3
Battery 100% full Battery approx.
40% capacity
LEVEL 2 LEVEL 1
Low Battery (ashing)
Empty Battery
At LEVEL 2, low battery alert will be sounded every 15 minutes.

11
Handheld UHF-CB Transceiver
Getting Started
Accessory
Jack Cover
Make sure the Accessory Jack Cover is rmly pushed in to maintain
submersible rating.
Connecting the Earpiece MIC or SPKR/MIC.
UNIDEN UH810S/UH820S
Release the Accessory Jack Cover to plug in the Earpiece MIC
or SPKR/MIC.