Channel number Display mini and lightweight license-free radios
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RT22S Channel Display Lightweight Rechargeable Portable walkie talkie restaurant
1, Channel display
Retevis RT22S comes with the channel display, when you turn on radio, it will show the working channel number, easy to help you to operate it.
2, Lightweight and Small
Length just around 15cm, it fits easily in your hand, or put it in your pocket. At only 109g, you can move freely and comfortably.
3, License-free, no additional cost.
4, VOX: Free your hands, talking without pressing PTT key
5, Squelch: Effectively reduce and eliminate background noise, and prevent interference signals, ensure clear call quality
6, Scan: Scanning every channels you set
7, Monitor: Enhance the reception of weaker signals
8, CTCSS&DCS: Encrypt your calls to prevent interference from others
9, Battery saving: Extend the standby time of your walkie talkies
Spec
Technical parameters:
| General | |
| Operating Frequency | FRS |
| Output Power | ≤2W |
| Channels | 22 |
| Modulation Type | FM（F3E） |
| Antenna | Integrated Antenna |
| Antenna Gain | 1.8dBi |
| Bandwidth | 12.5KHz |
| Power Source | DC3.7V |
| Dimension | 136*56*21mm |
| Transmit | |
| The maximum deviation | ≤±5KHz |
| Residual radiation | <60Db |
| Current | ≤1000mA |
| Receiver | |
| Sensitivity | <0.16μV（12dB SINAD） |
| Squelch Sensitivity | <0.2μV |
| Intermodulation | 50dB |
| Audio Power | ≥300Mw |
| Current | ≤100mA |
| Squelch current | 20mA |
Feature
1, Channel display
Retevis RT22S comes with the channel display, when you turn on radio, it will show the working channel number, easy to help you to operate it.
2, Lightweight and Small
Length just around 15cm, it fits easily in your hand, or put it in your pocket. At only 109g, you can move freely and comfortably.
3, License-free, no additional cost.
4, VOX: Free your hands, talking without pressing PTT key
5, Squelch: Effectively reduce and eliminate background noise, and prevent interference signals, ensure clear call quality
6, Scan: Scanning every channels you set
7, Monitor: Enhance the reception of weaker signals
8, CTCSS&DCS: Encrypt your calls to prevent interference from others
9, Battery saving: Extend the standby time of your walkie talkies
Product Reviews
Support
Firmware/Software
Firmware/Software
- win11-DriverInstaller
The win11 driver is compatible with win10, win8 and win7 systems.
- RT22S-softwareV1-41