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.
Features
Flexible digital mode and analog mode switching
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
| Working Band | UHF:400-480MHz VHF:136-174MHz |
| Channel Quantity | 3773 each for UHF and VHF |
| Channel Step | 12.5KHz |
| Working Voltage | Vehicle-borne: AC220V/DC 13.8V(± 15%) Backpack: DC 10.8-12.6V |
| Working Current | <7A |
| Battery Capacity | 16.5Ah |
| Frequency Stability | ±0.5ppm |
| Antenna Impedance | 50Ohm |
| Dimensions | 277×76×342mm |
| Weight | ≤6.3KG (w/ Battery) |
| Transmission Range | Long distance |
| Network Capacity | Up to 8 hops and 32 nodes |
| Output Power | Vehicle-borne: 237dBm Backpack: 137dBm |
| 4FSK Modulation | 12.5kHz data only: 7K60FXD 12.5kHz data and voice: 7K60FXE |
| Adjacent Channel Power | ≥60dB |
| Spurious Emission | -36dBm<1ghz-30dbm>1GHz |
| Digital Speech Coder | AMBE |
| Sensitivity | 3%BER≤0.35µV |
| Intermodulation | ≥70dB |
| Adjacent Channel Selectivity | ≥60 dB |
| Spurious Suppression | ≥70 dB |
| Block | ≥90 db |
| 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 |
① LED Indicator
② Power Button
③ Network Indicator
④ ACC Accessory Interface
⑤ LAN Interface
⑥ Microphone Interface 1
⑦ Microphone Interface 2
⑧ Antenna Interface
① Battery Level Button
② Fuse
③ Butterfly Buckle
④ Battery Charging Interface
Zhongke Lianxun (Shenzhen) Co., Ltd was established in 2005. The
company focuses on the research and development of products for
drone defense/control, wireless video transmission, and network
security encryption/decryption. It leverages the technical
expertise of renowned university network security institutes. The
company specializes in providing data encryption and decryption
solutions as well as drone defense solutions for industries such as
wind power, national power, oil and gas, firefighting, public
security, road and bridge construction, and emergency management
agencies.
We provide design and development services for internet big data
collection and analysis products and application solutions to large
enterprises and institutions with confidentiality needs.
Additionally, we offer sales of network security equipment and
information security technical services. Our products are widely
used by law enforcement forces and government departments such as
public security, forest fire prevention, civil air defense, and
maritime affairs.
Our Patents
Test Equipments
