Comparison Chart

Global leader in two way communication
Modle
RT66 RT21 RT17
H-777
Channels
16 16 16
16
Frequency Range
FRS
FRS
FRS
FRS
Charging Method
USB charger base
USB charger base USB charger base
USB charger base
Battery Capacity
1200mAH 3000mAH 1200mAH
1000mAH
VOX
Yes
Yes Yes
No
Emergency alarm
No No
Yes
Yes
Squelch function
Yes
Yes
Yes
Yes
Headphone type
Kenwood 2 pin
Kenwood 2 pin Kenwood 2 pin
Kenwood 2 pin
Color
Orange Black Black
Black
Features
Long range Sturdy and heavy duty
Clear sound
Lightwight and portable
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