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Dual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio
  • Dual Band Dmr Mobile RadioDual Band Dmr Mobile Radio

Dual Band Dmr Mobile Radio

Welcome to buy Dual Band Dmr Mobile Radio from our factory at any time. We will provide you with factory prices for our products. Lisheng is Dual Band Dmr Mobile Radio manufacturers and suppliers in China.

Model:M4

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Product Description

Lisheng is the professional manufacturer, we would like to provide you Dual Band Dmr Mobile Radio and we will offer you the after-sale service and timely delivery. Dual Band DMR Mobile Radio is a digital amateur radio transceiver that adopts the latest digital transmission technology, has programmable functions, supports VHF/UHF dual frequency bands, covers the full frequency range, and can meet the needs of different people and usage environments. Its programmable function allows users to configure different channels to meet the needs of various communication modes. It has a compact appearance and is easy to carry and install. The LCD display can display various operating information, and the built-in battery also has a large capacity standby time. Dual Band DMR Mobile Radio is mainly used for communication between professionals, such as business, industry, military, public affairs and emergency relief. It provides reliable, high-quality communication services, providing users with security and convenience on different occasions. For example, in emergency rescue and public affairs, people need voice communication through radio equipment to coordinate rescue activities; in business and industry, people use DMR's two-way radio equipment to improve productivity and work efficiency; in the military, people use DMR Mobile transceivers to encrypt and ensure the confidentiality of communications. Dual Band Dmr Mobile Radio has a compact and simple design, making it easy to carry and install. Its LCD display can clearly display the current channel and various parameter information, enhancing visibility and ease of operation during use. It also has a built-in battery that provides users with a long standby time of 24 hours, and long-lasting communication requirements are met. Moreover, Dual Band DMR Mobile Radio has multiple channels and can support multiple users to communicate in the same channel, greatly improving communication efficiency and reliability.


M4 is available in both DMR Tier 2 and analog modes, it supports AES 256 encryption keys to secure communication. Rugged and Reliable, IP68 ingress protection, the radio can use across multiple environments and industries.


M4EX Intrinsically Safe version is specially designed for those who work in environments with explosive gas and combustible dusts, providing secure and reliable voice and data communication in the dangerous areas.


Product Specification:

General
Frequency Range 136~174MHz,350~400MHz
400~470MHz,450~520MHz
Channel Spacing 12.5 KHz / 25 KHz
Channel/Zone Capacity 32Channels /2 Zones
Operating Voltage 7.4V
Battery Capacity 2200mAh
Battery Life (5/5/90) Analog: 11 hours ; Digital: 14 hours
Vocoder Type AMBE+2
Frequency Stability ±1.0ppm
Antenna Impedance 50Ω
Dimensions (without Antenna) 133.5*61.7*40mm
Weight Around 300g 
Ingress Protection (IP) Rating IP68


Receiver
Analog Sensitivity 0.2μV (12dB SINAD)
Digital Sensitivity 0.22μV (Typical) (BER 5%)
Adjacent Channel Selectivity 60dB @ 12.5KHz / 65dB @ 25KHz
Intermodulation Rejection 60dB @ 12.5KHz / 60dB @ 25KHz
Blocking 84dB @ 12.5KHz /84dB @ 25KHz
Co-Channel Rejection -12dB @ 12.5KHz
 -8dB @ 25KHz
Spurious Response Rejection 65dB @ 12.5KHz / 65dB @ 25KHz
Rated Audio Output Power 1.0W /16Ω 
Conducted Spurious Emission <-57dBm(9KHz~1GHz)
<-47dBm(1GHz~12.75GHz)


Transmitter
RF Power 1W (Low) / ≤5W (High)
Power Margin Variation +2/-3dB (under Extreme Conditions)
Frequency  Error ±1.0ppm
FSK Error <5%
4FSK Transmission
Bit Error Rate (BER)
≤1×10-4
4FSK Modulation
Frequency Deviation Error
≤10.0%
Occupied Bandwidth (PDT/DMR) ≤8.5KHz
TX Attack/Release Time ≤1.5ms
Adjacent Channel Power ≤-50dB @12.5KHz /≤-60dB @25KHz 
Transient Adjacent Channel Power ≤-50dB @ 12.5KHz / ≤-60dB @ 25KHz
FM Modulation 16K0F3E @25KHz/
11K0F3E @12.5KHz
4FSK Digital Modulation 12.5KHz(data only):7K60FXD
12.5KHz(data+voice):7K60FXE
Audio Distortion ≤3% @ 40% Deviation
Audio Response +1 ~ -3dB
FM Hum and Noise 40dB @ 12.5KHz / 45dB @ 25KHz
Spurious Emission ≤-36dBm (9KHz~1GHz)
≤-30dBm (1GHz~12.75GHz)


Note: The above specifications are tested in accordance with applicable standards. Due to the continuous development of technology, the above indicators are subject to change without prior notice.


Product Details:

IP68 Waterproof and Dust-tight Build

The M4 is IP68 dust and waterproof, this rugged construction provides dust-tight protection making it suitable for outdoor use.

TDMA 2-Slot

The free slot can be allocated to enhance frequency efficiency and timely response under emergency.

Advanced encryption:

Adopts AES256 encryption to secure communication privacy and optimize information safety.

Analog and Digital Operation

Communicate effortlessly in a mixed group of analog and digital radios, automatically switching with no user intervention.

Loud and Clear Audio

Hear and be heard in noisy environments like construction sites using crystal-clear digital technology and a powerful speaker.

Audio Announcements

Ensure you’re communicating with the intended team by receiving a customizable voice announcement when switching channels.

Our Insepction and Packing Section:

we are committed to delivering top-quality two-way radio products, ensuring each product meets the highest standards through rigorous inspection and packaging processes. Our inspection and packaging team bears the responsibility of ensuring customers receive reliable products, providing a worry-free user experience.

Inspection Process:

1、Visual Inspection: Each two-way radio undergoes a thorough visual inspection to ensure flawless aesthetics that align with the company's brand image.

2、Functionality Testing: Our inspection team conducts comprehensive functionality tests on every radio, ensuring all features operate correctly. This includes key functions such as audio quality, signal strength, and channel switching.

3、Durability Testing: Products undergo durability tests to ensure they function properly in various environmental conditions, including extreme temperatures, humidity, and vibrations.

4、Battery Performance Testing: Battery life is crucial for radio performance. Strict performance tests are conducted on batteries to ensure reliable, extended use.

Packaging Process:

1、Anti-Static Packaging: Each radio undergoes anti-static packaging to prevent electrostatic damage during transportation.

2、Environmentally Friendly Packaging: Committed to sustainability, our packaging materials adhere to international environmental standards.

3、Shock-Resistant Packaging: Professional shock-resistant packaging is employed during transportation to prevent damage to products.

4、Integrity Check: The packaging team performs a final integrity check to ensure products remain intact and undamaged after the packaging process.


Dual Band Dmr Mobile Radio

Our inspection and packaging processes aim to surpass customer expectations, ensuring that every two-way radio received has undergone rigorous testing and meticulous packaging as a high-quality product.



Dual Band Dmr Mobile Radio

Customer Evaluation and Feedback:Satisfied customers are our number one priority
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