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LD-H.265-4G High definition individual image transmission system

Adopting H.265 ultra-high compression algorithm and wireless network adaptive video encoding and transmission technology, it maximizes the effective utilization of transmission bandwidth, ensuring the clarity and smoothness of video transmission. In environments where wireless network bandwidth is not very stable, the transmission effect is far superior to similar products at home and abroad. This device has low power consumption and small size; The device is equipped with a built-in hardware dog, which has high system stability, high anti drop and seismic performance, and all parameters meet industrial product standards. The product is widely used in high-definition video emergency command industries such as public security, armed police, military, firefighting, news live streaming, road administration, urban management, environmental sanitation, environment, public transportation, passenger transportation, electricity, etc.



Product Introduction

◆ Powerful

Provide multiple video interfaces (HDMI, AHD, etc.); External AHD high-definition camera can be connected, supporting standard definition CVBS video input signal, and built-in GPS/Beidou dual mode positioning; Equipped with SOS one click alarm function; Support bidirectional intercom, cluster call, and cluster scheduling; Built in 6000 milliampere super large lithium battery, ultra long standby.



◆ Data storage and transmission

The equipment adopts efficient H.265/AVC video compression encoding and adaptive bitstream technology; Support dual TF card storage; Supports bundled transmission of 2-card 4G all network communication, or mixed network transmission of 4G public network and 4G private network.



◆ Technical Parameter





3.5 inch LCD screen

<5 (W)

Physical property  

Operating ambient temperature
Operating environment humidity
Battery capacity

-40~ 85℃
Supports 2-way 4G network binding, LTE-TDD/LTE-FDD/WCDMA/EVDO/TDS, supports private network transmission, and supports mixed network transmission of 1-way public network and 1-way private network
Support for 802.11b.g.n (optional)

Compressed format

Video input

resolving power

Frame rate


H. 265/HEVC

One HDMI interface and one AHD interface, supporting up to 1080P/30fps

1080P: 1920 × 1080; 720P: 1280 × 720; D1:704 × five hundred and seventy-six

1080p/720p/D1 frame rate adjustable from 5 to 30 frames/second (actual frame rate depends on 4G network conditions)

The bit rate is adjustable, and the bandwidth of the 4G network can be adjusted appropriately. Typical code rate 300kbp/s~21M/s (typical 1-channel 4G bandwidth)

Audio frequency  

Compressed format

Audio input

Audio output


Dual mono/stereo, MIC/Line IN mode with optional sampling rate of 8-48K

Single channel audio output, 3Vmax, 16, dual mono/stereo


storage medium

storage capacity

TF card

8G, 16G, 32G, 64G (with no capacity limit)




key word:


High definition individual soldier

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