Is the device waterproof and suitable for outdoor use?

Yes, the device has an IP66 protection standard, making it dustproof, rainproof, and shockproof for outdoor and harsh environment use.

Does the system support GPS and audio communication?

Yes, it includes built-in GPS receiving (L1 frequency) and duplex audio communication functions with GFSK digital audio modulation.

80km Long Distance Transmission Transmitter for Police Monitoring

Name: 80km Long Distance Transmission Transmitter for Police Monitoring
Brand: Shenzhen Keweitai Enterprise Co., Ltd.
SKU: 691438251

Guangdong, ChinaShenzhen Keweitai Enterprise Co., Ltd.

Negotiable

1 Set

Product profile

Customization

Available

Dimension

238mm×140mm×75mm

Weight

2.5kg

Model NO.

MV2025TBHE-AG

Power Output

21~36dBm Power Output Adjustable with 1dB Step

Frequency Output Range

300MHz~450MHz,560~760MHz or User Customized

Oscillator Circuit

LC or Crystal Oscillator

Onboard Application

> 70 Km;

Marine Application

> 30 Km

Suburban Application

> 5 Km

Wireless Mode

Point to Point

Delay

60ms

Transport Package

Carton

Specification

SGS

Trademark

ALLTECH

Origin

Shenzhen, China

Production Capacity

5000pieces/Year

Key features

80km Long Range Transmission: Achieves up to 80km range in line-of-sight environments with stable COFDM modulation.

DVD Quality Video Transmission: Utilizes MPEG-2 compression for high-quality video with excellent non-line-of-sight performance.

IP66 Waterproof & Shockproof: Fully-enclosed rugged casing ensures operation in harsh, dusty, and rainy conditions.

AES 128-bit Encryption: Provides strong security with AES encryption and ALLTECH Basic Scrambling for data protection.

Super Low Latency: Features only 60ms delay for real-time video transmission and responsive control.

Adjustable Power Output: Power output is adjustable from 21 to 36dBm with 1dB steps for flexible range control.

Built-in GPS & Duplex Audio: Integrated GPS tracking and duplex audio communication for enhanced situational awareness.

Customizable Frequency Bands: Supports user-customized frequency ranges including 300-450MHz and 560-760MHz.

Company profile

Shenzhen Keweitai Enterprise Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2008-08-21 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤4.93h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShenzhen Keweitai Enterprise Co., Ltd. is a China-based limited company established in 1997, with 260 employees and operations in Shenzhen, Guangdong. The supplier develops and manufactures wireless communication, UAV, microwave transmission, video transmission, surveillance, and related network equipment. It reports ISO9001:2015 and ISO14001:2015 certifications, two documented production lines in one description and three in another, annual output of 10,000 UAV and microwave transmission systems, and a 7,290 m² manufacturing plant. Its R&D team has 79 years of cumulative experience, while evidence also indicates seven service centers and a product development division across China. The available information supports strengths in company experience, certification, innovation, production scale, and service coverage. However, the slices do not provide sufficient evidence to assess financial credibility, customization capability, or specific customer cases.

Supplier typeThe supplier is identified as a China-based limited company engaged in radio, satellite, microwave, wireless video, surveillance, UAV, and related electronic equipment businesses. Its stated commercial scope covers industrial equipment, security, transportation, manufacturing machinery, and electronics, indicating a manufacturer with broad technology and product involvement.

CertificationsThe supplier reports holding ISO9001:2015 and ISO14001:2015 certificates, along with other unspecified certifications. These explicitly documented management-system certifications support quality-management and environmental-management capability.

After-Sales capabilityThe supplier states that its Shenzhen headquarters is supported by seven service centers and a product development division across China. Its broad export coverage and stated lead time of within 15 workdays during off-peak seasons provide additional operational support evidence, although specific warranty or repair policies are not provided.

R&D capabilityKeweitai describes ongoing development of new wireless communication technology, has a product development division, and reports 79 years of total R&D-engineer experience. Its stated work in COFDM wireless video transmission, network digital video processing, satellite communication, microwave monitoring, UAV transmission, and related systems supports an established technology-development capability.

Production capacityThe supplier reports dedicated production lines for wireless mobile COFDM video transmission and UAV surveillance systems, annual output of 10,000 UAV and microwave transmission systems, three production lines in another record, and a 7,290 m² manufacturing plant. The differing production-line counts should be clarified, but the documented facilities and output support meaningful production capacity.

Product Q&A

Q:What is the maximum transmission range?

In line-of-sight environments, the transmission range is up to 80km. For other scenarios: >70km for onboard, >30km for marine, and >5km for suburban applications.

Q:Is the frequency range customizable?

Yes, the frequency output range can be customized by the user. Standard options include 300MHz~450MHz and 560~760MHz.

Q:What encryption methods are supported?

The system supports AES 128-bit encryption and ALLTECH Basic Scrambling to ensure high security for video and audio signals.

Q:What is the video resolution and compression standard?

The transmitter supports MPEG-2/MPEG-4 video encoding with a resolution of 720x576 (PAL) or 720x480 (NTSC), providing DVD-quality video.

Q:What is the delay/latency of the transmission?

The system features a super low latency with a delay of only 60ms, ensuring real-time transmission.