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| Place of Origin | Guangdong, China | Brand Name | Mstar |
| Model Number | GP-3188 | Type | Handheld |
| Dimensions | 126.5mm x 61.5mm x 43mm | Frequency Range | 146-174MHz 403-438MHz, |
| Storage Channel | 16 | Talk Range | 5-10km |
| Operated Voltage | 7.5V DC u00b1 20% | Battery Capacity | 1100/1300mAh (Li-ion Battery) |
| Output Power (Low/High) | -4W (UHF), 1-5W (VHF) | Weight | 421g |
| Audio Output Power | 500mW | Item Name | GP-3188 radio communication equipment for security guards |
| American military standard | 810C/D/E | Time for use | 10 hours (High Power), 13 hours (Low Power)- |
| Frequency stability | u00b12.5ppm | Antenna impedance | 50u03a9 |
G21 reservoir electric The first four sand layer Yin first 13.east road ,yuexiu district 56-58,Guangzhou
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