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UNIER F4
Conventional FM Professional Transceive
- 5W/4W RF Power Output

- Durable and Simple Operation
- 16 Channel Capacity
The 16 channels allow users to organize their work teams into different talk groups, increasing the flexibility of the radios.
- Build-in CTCSS
It enables users to only hear calls from their own group for clearer, improved audio output.
- Meets MilSpec-MIL-STD-810C,D&E
Programmable Channel Space(12.5/25Khz)
Programmable Channel Spacing of 12.5 / 25Khz mode allows flexible and easy migration of channel spacing.
- Battery-saver
When no signal or other operation is present, power save will automatically turn on.
- Low Battery Alert (flashing red LED)
Red-colour LED Battery Gauge indicates battery status with early warning on low battery strength.
- Time- out Timer
If the transmission time exceeds preset value, transmission will be stopped automatically. This feature is used to prevent one from using the same channel for too long and increase the efficiency of the channel.
- Monitor
- PC Programming
Computer edits the procedure and adjustment.
- High-capacity Battery
Long battery life allows users to enjoy more than 8 hours of talktime.
- Simple and effective radio, this reliable 16 channel UNIER F4 radio is the perfect solution for entry level professionals with basic communication needs.
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UNIER F4 SPECIFICATION
| General |
Frequency Range |
136-150MHz 150-170 MHz
400-420MHz 450-470MHz |
Operating Temperature Range |
-20—+60℃ |
Antenna Impedance |
50Ω |
Battery Voltage |
7.2V |
Dimensions |
116.8×55×37mm |
Weight |
290g(with 1100mAh Lion battery) |
| Transmitter Characteristics |
Frequency Stability |
5ppm |
RF Output Power |
4W(VHF 5W) |
TX Current |
1.5A |
Modulation Limiting |
≤5kHz |
Modulation Sensitivity |
12mV |
Audio Distortion |
≤5% |
FM noise |
≤-40dB |
Adjacent Channel Power Ratio |
≤-65dB |
Spurious & Harmonics |
≤7.5μW |
| Receiver Characteristics |
Reference Sensitivity |
0.18μV |
Audio Output |
0.5W |
Audio Distortion |
≤5% |
Blocking or desensitization |
≥85dB |
Co-channel Rejection |
≥-8dB |
Adjacent Channel Rejection |
≥60dB |
Intermodulation Rejection |
≥55dB |
Spurious Response Rejection |
≥60dB |
Standard Accessories

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User's Manual download:
(
NONE ) |
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Software download:
(NONE) |
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