Retevis RT622 User manual
RT622
（EN / DE / FR / IT / ES）
WARNINGS
Product safety and RF Exposure for two way radio:
Before using this two way radio, please read
the manual which contains important operating
instructions for safe usage, RF Energy Awa-
reness, control information and operational
instructions for compliance with RF Energy
Exposure limits in applicable national and
international standards, and also read the
operational instructions for safe use.
Name: Germany RETEVIS Technology GmbH
Address: Address:Uetzenacker 29,38176 wendeburg
EU Importer
Function Operation
Standard Accessories
Optional Accessories
More Optional Accessories of Retevis
Get Acqainted
Function Description
Attaching & Removing
Technical Parameters
Contents
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Antenna
Charger light
Speaker
Microphone
Signal light
PTT key
Monitor
Lock key
Channel
selector plus
Channel
selector reduce
Charger
connector
MIC/Speaker
port
01
USB plug
Charger
connector
Power/Voice volume
Function Operations
Radio body
Belt clip
Charger
Battery
02
Standard Accessories
Optional Accessories
Micro-USB
Acoustic tube headset
Speaker microphone
Note:
For more information, please visit our website: www.retevis.com
Throat mic
Programming cable
More Optional Accessories of Retevis
03
● The battery is not charged in a factory. Please charge the battery
before initial use or after long time storage.
● Repeat charging and discharging the battery 2 or 3 times and the
battery would reach its maximum capacity, please replace or
charge the battery when it is in low power.
● The quick consume of the power after normal charge shows
exhaustion of the battery. Please contact your dealer and buy new
approved battery.
● Time-out-timer
The purpose of the Time-out-timer is to prevent any signal person
from using a channel for an extended period of time. If the
transmission continues beyond 10 seconds, the transceiver will
stop transmission and give out alarms. To stop the alarms, please
release the PTT switch and the transceiver will resume the state
of standby.
● Battery Saving
The radio would reduce its power consumption. If there is no
signal or operation over 10 seconds, the battery saving function
would be on automatically. When signal is received or with
operation, the radio would switch to normal mode.
● Low Battery Warning
When the voltage fall down to lowest level, the tone of “Please
04
Get Acquainted
Function Description
Case Port Battery Port
05
Charge” will sound, required to replace battery or recharge the
battery.
● Monitor
This function can be realized by the long press of the default key.
Press the monitor key, the Signal Indicate will change to Green.
● QT and DQT
This function mainly uses to avoid irrelative calling in caertain
channel. With this function, users can receive calling in
corresponding channels only with the same QT/DQT.
● VOX Function
VOX is a function that voice can be launched without pressing the
PTT key,operation details:Operation details：Switch to channel 7
first, then turn off the radio. Press“CH+”key, turn on the radio at the
same time. There will be a voice "VOX ON" or "VOX OFF".
Attaching & Removing
06
Technical Parameters
General
Operating Frequency
Output Power
Channels
Modulation Type
Antenna
Antenna Gain
Bandwidth
Power Source
Dimension
PMR446
≤0.5W
16
FM(F3E)
Integrated Antenna
1.8dBi
12.5KHz/25KHz
DC3.7V
96*55*22mm
Receiver
Sensitivity
Squelch Sensitivity
Intermodulation
Audio Power
Current
Squelch current
<0.16μV (12dB SINAD)
<0.2μV
50dB
≥300mW
≤100mA
20mA
Transmit
The maximum deviation
Residual radiation
Current
≤±5KHz
<60dB
≤1000mA
WARNUNGEN
Produktsicherheit und HF-Exposition fur Funkgeräte:
Bitte lesen Sie vor der Verwendung dieses
Funksprechgeräts die Bedienungsanleitung,
die wichtige Betriebsanweisungen fir den
sicheren Gebrauch, RF-Energiebewusstsein,
Steuerungsinformationen und die Betriebsa-
nweisungen zur Einhaltung der Grenzwerte
fir Funkfrequenzen in den geltenden nation-
alen und internationalen Normen enthalten
sind, sowie die Betriebsanweisungen zur
sicheren Verwendung.
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