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| Customization: | Available |
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| Type: | Mesh |
| Application: | Video Transmission, Optical Signal Transmission, Data Transmission, Image Transmission |
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The ZKManet4271 is specially designed for rapid deployment on the scene of public security, civil air defense, emergency response office, government public security and other departments. It adopts durable IP67 standard suits various harsh conditions such as outdoor erection and vehicle carrying. The whole device is made of cast aluminum body, which is good for heat dissipation and can adapt to almost 100% working environment The portable design is suitable for vehicle or backpack use. It can be used with ZKManet4371D narrowband portable base station, and can also be used independently. The unique relay function design can achieve the purpose of hierarchical networking, hierarchical command, and extending communication distance.
Flexible digital mode and analog mode switching
PDT/DMR multiple working modes
Supports up to 8 hops & 9 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 | Long distance |
| Network Capacity | Up to 8 hops and 9 nodes |
| Output Power | High power |
| 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) |
Zhongke Lianxun (Shenzhen) Technology Co., Ltd. is a high-tech R&D enterprise. Our products mainly take Mesh and LTE as core technologies, and are combined with auxiliary decision-making software to form a series of communication systems, including underground building emergency communication systems, tactical operation & investigation communication systems, non-combat training communication systems, urban emergency communication systems, and emergency communication vehicle systems. These solutions are suitable for law enforcement agencies and government departments such as public security, forest fire prevention, civil air defense, and maritime authorities. Notably, our intelligent communication products for special robots have effectively solved the long-distance communication and control challenges of robots in complex environments.
We hold multiple patents with independent intellectual property rights, and have established a sound quality management system in line with ISO 9001 standards as well as a rigorous national standard system for critical applications. Our products are manufactured in strict compliance with such national standards and internationally recognized certifications including CCC, CE, and FCC. We have obtained the Radio Transmission Equipment Model Approval Certificate issued by the Ministry of Industry and Information Technology of China, and have passed the wireless product testing and certification by the Ministry of Public Security.
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