| Customization: | Available |
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| Certification: | FCC, CCC, RoHS, ISO, CE |
| Condition: | New |
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ZKManet4271 is specially designed for the rapid deployment of emergency response sites by public security, armed police, civil air defense, emergency office, government public security and other departments. The whole machine is made of cast aluminum, which is conducive to heat dissipation and can adapt to the full working cycle. The portable design is suitable for vehicle or backpack use. It can be networked independently. The unique relay function design can achieve the purpose of hierarchical networking, hierarchical command and extended communication distance.
Support voice intercom and voice encryption
PDT/DMR multiple working modes
Supports up to 8 hops & 32 nodes
Easy channel configuration
Supports dual-band co-frequency relay
Supports 5 types of encryption
Supports GPS/Beidou satellite positioning
| Item | Parameters |
| Working Band | VHF:136-174MHz, UHF:400-480MHz, UHF2:450-520MHz, UHF3:350-400MHz |
| Channel Quantity | 3773 |
| Area | Level 1 area: 4, Level 2 area: 1000, Level 3 area: 1000 |
| Channel Step | 12.5KHz/25KHz |
| Working Voltage | 10.8~12.6V |
| Battery Capacity | 16.5Ah |
| Battery Life (5/5/90) | 21.4 Hours |
| Frequency Stability | ±0.5ppm |
| Antenna Impedance | 50Ohm |
| Transmission Range | 50-70km (w/ Tower) |
| Network Capacity | Up to 8 hops and 32 nodes |
| Output Power | 15W (Manpack) / 25W (Vehicle-borne) |
| 4FSK Modulation | 12.5kHz data only: 7K60FXD 12.5kHz data and voice: 7K60FXE |
| FM Modulation | 12.5 kHz:8K50F3E, 25 kHz:16K0F3E |
| Modulation Limit | ±[email protected], ±5.0kHz@25kHz |
| Emission Spurs | -36dBm<1GHz/-30dBm>1GHz |
| Adjacent Channel Power | ≤-60dB |
| Sensitivity | 3%BER≤0.35µV |
| Intermodulation | 60 dB |
| Adjacent Channel Selectivity | 60 dB |
| Spurious Suppression | 70 dB |
| Block | 90 dB |
| Conducted Radiation | -57dBm |
| GPS Positioning Accuracy | Horizontal≤10m (Good signal conditions) |
| TTFF (First Fix) Cold Start | <1 minute (Good signal conditions) |
| TTFF (First Fix) Hot Start | <10 seconds (Good signal conditions) |
| Working Temp. | -30ºC-+70ºC |
| Storage Temp. | -40ºC-+85ºC |
| Moisture Proof | MIL-STD-810C/D/E/F |
| Shock and Vibration Proof | MIL-STD-810C/D/E/F |
| Dustproof & Waterproof | IP67 |
| Dimensions | 302*218*76mm |
| Weight | ≤5KG (w/ Battery) |
It is widely used in important departments such as security, civil air defense, civil defense, fire protection, emergency rescue departments and forest fire prevention, transportation, customs, railways, oil fields, mines, water conservancy, electric power, finance, live broadcast of TV stations, etc.
Zhongke Lianxun (Shenzhen) Co.,Ltd has multiple patents with independent intellectual property rights, has established a sound quality system and national military standard system that comply with ISO9001 standards, and strictly produces products in accordance with national military standards and internationally recognized standards such as CCC, CE, FCC, etc. It has obtained the Radio Transmission Equipment Model Approval Certificate issued by the Ministry of Industry and Information Technology of China and has passed the wireless product testing certification of the Ministry of Public Security.
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