The ZKManet2251UM is a 4W handheld mesh network device with a transmission rate of up to 82 Mbps. It supports various communication combinations, making it suitable for different scenarios. It features a built-in display screen that can show device status and connection status in real time. The device can be worn by an individual, used in conjunction with a tripod relay, or installed at fixed points. It can also be utilized on moving vehicles, ships, robots, drones, and unmanned boats. With one-click operation, it can be used anytime and anywhere without the need for configuration or parameter changes.
◆ Data rate up to 82Mbps
◆ Supports HDMI input
◆ Supports voice intercom
◆ Supports WIFI connection
◆ Supports GPS/BD
◆ Full-duplex two-way data transmission
◆ Full transparent IP data transmission
◆ Rugged IP66
◆ Easy Operation
Quick Deployment
Mesh self-organizing network technology enables rapid mobile deployment, allowing for the establishment of a reliable wireless communication network in a short period of time to meet the timeliness requirements of emergency communications.
Strong Stability
Mesh self-organizing network technology features self-healing capabilities, ensuring that even if some devices fail, the entire network can continue to operate stably, preventing communication interruptions.
High Security
Advanced encryption algorithms and security authentication mechanisms are employed to effectively safeguard the security and confidentiality of communication data, preventing information leakage and malicious attacks.
Front View
1.Main body power input port
2.HDMI input (mini HDMI interface)
3.WIFI antenna interface
4.LAN input interface (9-pin LEMO connector), pin-1234 equals RJ45 pin-1236 (Tx+, Tx-, Rx+, Rx-), and Pin-5678 equals RJ45 pin-1236 (Tx+, Tx-, Rx+, Rx-).
5.Mic input interface
| PIN Number |
Pin Definition |
Internal Cable Color |
| 1 |
PTT |
Blue |
| 2 |
MIC (50mVpp) |
Green |
| 3 |
GND |
Brown |
| 4 |
N/A |
Yellow |
| 5 |
N/A |
White |
| 6 |
N/A |
Red |
| 7 |
L-Out (1.5Vpp) |
Black |
6.GPS/BD antenna interface
7.MESH antenna interface-1
8.Power push button
9.Signal Indicator
| Indicator Status |
Signal Strength |
| Green still |
Link is solid |
| Red/Green flicker intermittently |
Link is going to break off |
| Red still |
Can’t establish link |
| Red flickers |
Link is not stable |
10.MESH antenna interface-2
Topology Diagram
* Star Type
* Mesh Type
* Random Type
Application Scenario
| RF Parameters |
Frequency |
1400-1460MHz (300MHz-3.8GHz Customizable) |
| |
Bandwidth |
5/10/20/40MHz |
| |
RF Channel |
2T2R |
| |
Output Power |
4W |
| Network Parameters |
Network Size |
64 nodes |
| |
Data Rate |
82Mbps |
| |
Encryption |
AES |
| |
Range |
20-30 km (LOS) |
|
Physical/
Environment
|
Dimensions |
246.5*82*42mm |
| |
Weight |
1.2kg(w/ battery) |
| |
Working Temp |
-20℃~+65℃ |
| |
IP Rating |
IP66 |
| Electronic Parameters |
Power Supply |
DC18.5V |
| |
Power Consumption |
<12W |
Zhongke Lianxun (Shenzhen) Technology Co., Ltd is a high-tech R&D enterprise. Our products mainly use Mesh and LTE as core technologies and auxiliary decision-making software to form underground building emergency communication systems, and police investigation communication systems, and police noncombat training communication systems, urban emergency communication systems, emergency communication vehicle communication systems, etc., suitable for law enforcement forces and government departments such as public security, armed police, , forest fire prevention, civil air defense, and maritime. Especially the intelligent communication products of special robots have solved the long-distance communication and control problems of robots in complex environments.
Our Patents
Test Equipments
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