| Number of Channels | 16CH |
| Model | RT21 |
| Country/Region of Manufacture | China |
| Band | UHF |
| Type | Type |
| Communications Protocol | Analog |
| Features | Auto Scan, Auto Squelch, Emergency Alarm, Push to Talk (PTT), TOT, VOX, Channel Monitor, CTCSS, DCS |
| Memory | 16CH |
| Color | Black |
| Working Voltage | DC 3.7V |