Model Number: R8(red)-4 Key Specifications/Special Features: 1.Generous range: Up to 3km (MAX 6km open field). 22 Channel, 38 CTCSS & 83 DCS sub-channel for each channel. It is used to reduce the annoyance of listening to other users on a shared two--way radio communications channel. It basically allows a private CH on a busy stream.2.Small and exquisite: Fashion and lovely; Easy to use, the best gift for children.3.Modern compact design: Backlit display, small size makes it convenient to carry around, even for smaller hands. It intended for ages 4 and up.4.Good sound quality: Good sound quality, Adjustable volume level.5.Battery: requires 3AAA batteries per unit (not included).1.462MHz2.38 CTCSS & 83 DCS sub-channel for each channel
3.Transmit power: 0.5W

4.Communication range: 3-5KM

5.22 Channel

6.Channel scan

7.Duplex

8.Backlit display

9.Dual channel monitor

10.Auto squelch

11.Auto power saving

12.Key tone

13.Key lock function

14.10 kinds of call melody tone

15.Built-in VOX function (3 levels of voice volume)

16.Auto shut off while transmission time out

17.Remember function

18.Battery capacity indication

19.Low power alarming function

20.Roger beep on/off selection

Accessories: 1*user manual, 2*clip.