Product Review

What's the advantage of RT21;Why should I buy these over those;
Built-in Private code function provides enhanced security for your important public safety and private security communications.Suitable for hotels,restaurants,construction sites,factories,etc
Have a much solid shell than usual radio,take it outside and no worry about the fall apart
Have a high-gain antenna ,and will not lose or fell apart
The retevis RT21 radio have the solid belt ,you don't need to order the belt again
comfortable hand held radio body and excellent cell

Can these be left on charger or do the need to be removed once charged;What is the time i need to charger the radio;
Yes ,it have the Intelligent Charge control united,when the red indicator light is charging,and the green indicator light is full.The radio have the low-power alert,it will remind you to charge the radio when it have the low-power.

Features:
Single band
Frequency Range: UHF
Memory Channel:16
CTCSS/DCS function
Low battery alarm
Scanning
Busy Channel Lock Out
Emergency Alarm
Wide/Narrow Bandwidth Selection (25 KHZ/12.5KHz)
VOX Function
Battery Save Function
English/Chinese Voice Prompt
High/ Low Power Selectable

Package Details
2 x Retevis RT21 2 Way Radio
2 x Li-ion battery
2 x Excellent Antenna
2 x US Charger
2 x Strong Belt Clip
2 x Hand Strap
2 x Air Acoustic Earpiece
1 x English user manual

The same function but the different cell,the superior material and excellent setup,using the substantial price to order excellent radio with the high-gain antenna,stubborn belt ,charging 3-4 hours and can using 7-8 hours.