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| Categories | Personal Communication Equipment | 
|---|---|
| Brand Name: | ZKMANET | 
| Model Number: | ZKManet4271 | 
| Certification: | CE, ISO9001 | 
| Place of Origin: | Guangdong, China | 
| MOQ: | 1 piece | 
| Price: | USD 4499~6499 per piece | 
| Payment Terms: | T/T, Western Union, MoneyGram | 
| Supply Ability: | 10000 pieces per year | 
| Delivery Time: | 3-7 work days | 
| Packaging Details: | carton | 
| 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 | 
| Range: | 50~70km | 
| Power: | 137dBm Customizable | 
| Company Info. | 
| Zhongke Lianxun (Shenzhen) Technology Co., Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
The ZKManet4271 is specially designed for rapid deployment on the
scene of public security, armed police, army, 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 | 50-70km (w/ Tower) | 
| 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) Technology Co., Ltd. was established in 2005, focusing on the research and development of products for drone defense/control, wireless video transmission, and network security encryption/decryption. We leverage the technical expertise of renowned university network security institutes.
Adhering to the principles of "unity and dedication, technological innovation, and service innovation," we serve users both domestically and internationally. We uphold the tenet of "quality first, reputation first" to provide high-quality, efficient, and customized services to our clients worldwide. The company is committed to promoting an innovative spirit of "exploration and progress."




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