Analyzing More Features of the DMR858S Digital Intercom Module — Taking You through the Versatile Digital Intercom Module

The DMR858S is a high cost-effective 5W full-featured digital intercom module developed by our company, which is compatible with commonly used analog intercoms on the market and also equipped with DMR digital intercom functions. The module integrates internal circuits such as microcontrollers, digital intercom chips, RF power amplifiers, and audio amplifiers. Customers only need to connect external power supplies, speakers, and other devices to work as a small digital intercom with 16 selectable frequency channels. The ultra-small size of the module also facilitates quick and convenient embedding into various handheld devices, thereby enhancing the overall performance of terminal products.

Support for Frequency Bands and Their Ranges:

UHF Band: 400-470MHz, VHF Band: 134-174MHz, 350 Band: 320-400MHz (Note: Choose one of the above frequency bands.)

DMR858S Full-Featured Digital Intercom Module: Exploring Advanced Capabilities

Extended Transmission Range: With a transmission range of 6-8 kilometers, the DMR858S excels in long-distance communication scenarios, ideal for outdoor operations and exploration.

Dual Power Modes: Switch between high power (5W) and low power (1W) modes to match energy requirements, enhancing communication flexibility and efficiency.

High Receiver Sensitivity: Featuring a high sensitivity of -120dBm, ensuring stable communication even in complex environments, guaranteeing reception of distant signals and maintaining communication quality.

Low Error Rate: With an error rate as low as 2% at -117dBm, communication data loss is minimized, ensuring reliability and stability in communication.

Built-in Standard DMR Protocol: Equipped with a standard DMR digital intercom protocol, offering digital communication, high spectrum efficiency, flexible communication modes, advanced features, and strong interoperability. It also supports analog intercom, ensuring compatibility with other DMR devices and seamless digital-analog switching.

Bandwidth Selection: Choose between analog bandwidth options of 12.5/25KHz and digital bandwidth of 6.25KHz, catering to various communication standards, enhancing communication flexibility and adaptability.

Low Power Sleep Mode: Support for low power sleep mode reduces power consumption during idle periods, prolonging battery life, particularly suitable for long-term usage scenarios.

Dual Timeslot Intercom: Enable dual timeslot intercom functionality, allowing simultaneous communication with repeater stations, improving communication efficiency and flexibility, suitable for complex communication environments.

Automatic Tail Noise Elimination: Incorporates automatic tail noise elimination feature, effectively reducing noise interference during communication, enhancing call quality and user experience.

Highly Integrated, Compact Design: Highly integrated design ensures stable and reliable module performance, while the compact design facilitates integration into various devices, suitable for diverse application requirements, offering high cost-effectiveness.

Voice Encryption Functionality: The DMR858S digital intercom module's voice encryption feature boasts robust encryption algorithms such as AES (Advanced Encryption Standard) and DES (Data Encryption Standard), offering multi-level encryption protection, dynamic encryption keys, real-time encryption and decryption, ensuring secure and reliable communication, making it an ideal choice for secure communication applications.

Enhanced Anti-Interference Capability: Digital intercom utilizes digital technology for encoding and decoding voice information, effectively resisting interference and noise. Additionally, digital communication technology features built-in error correction functionality, ensuring superior audio quality even in broader signal environments.

Improved Spectrum Utilization: Leveraging compression techniques, error correction coding, and other technological means, digital intercom enhances spectrum utilization and communication distance, accommodating more users on a designated channel, offering a long-term solution for addressing frequency congestion issues.

The built-in Moto AMBE++ vocoder

The DMR digital intercom integrates Moto's AMBE++ vocoder. The AMBE++ vocoder is an advanced audio codec designed to enhance the efficiency and quality of voice communication. This vocoder utilizes Moto's AMBE++ (Advanced Multi-Band Excitation) technology, enabling efficient compression and decompression of voice signals, thus achieving clearer and more reliable communication. The integration of this vocoder signifies that the intercom has excellent audio processing capabilities, providing a high-quality voice communication experience. Moreover, the DMR digital intercom, utilizing the MOTO AMBE++ vocoder, is also compatible with intercoms from Hytera and Motorola brands, enabling communication with Hytera and Motorola intercoms.

The DMR digital intercom module plays a crucial role in various application scenarios, primarily including the following aspects:

Public Safety and Emergency Communication: In public safety sectors such as police, fire departments, and medical rescue, the DMR digital intercom module provides a fast and reliable communication method. It supports the transmission of voice, data, and location information and features robust encryption functionality to ensure the security and confidentiality of communications, aiding emergency personnel in coordination and rescue efforts during critical situations.

Industrial and Commercial Communication: In industrial automation, logistics management, retail, and other fields, the DMR digital intercom module is used for equipment control, operation scheduling, and team collaboration. It enables real-time communication and remote monitoring, enhancing work efficiency and safety, thereby providing enterprises with a reliable communication solution.

Transportation and Logistics Industry: In transportation sectors such as public transportation, freight, and logistics, the DMR digital intercom module facilitates communication between drivers, dispatchers, and security personnel. It supports voice calls, text messages, and location tracking, helping to improve fleet management efficiency and safety.

Construction and Engineering: In construction sites, maintenance projects, and other fields, the DMR digital intercom module is utilized for communication and collaboration among on-site personnel. It offers wide coverage communication and strong anti-interference capabilities, aiding in improving site safety management and project progress monitoring.

Tourism and Entertainment Activities: In tourism, outdoor adventures, and large-scale events, the DMR digital intercom module is employed for communication and coordination among team members. It enables all-weather, real-time communication, enhancing team collaboration efficiency and safety.

The built-in Moto AMBE++ vocoder

The DMR digital intercom integrates Moto's AMBE++ vocoder. The AMBE++ vocoder is an advanced audio codec designed to enhance the efficiency and quality of voice communication. This vocoder utilizes Moto's AMBE++ (Advanced Multi-Band Excitation) technology, enabling efficient compression and decompression of voice signals, thus achieving clearer and more reliable communication. The integration of this vocoder signifies that the intercom has excellent audio processing capabilities, providing a high-quality voice communication experience. Moreover, the DMR digital intercom, utilizing the MOTO AMBE++ vocoder, is also compatible with intercoms from Hytera and Motorola brands, enabling communication with Hytera and Motorola intercoms.

The DMR digital intercom module plays a crucial role in various application scenarios, primarily including the following aspects:

Public Safety and Emergency Communication: In public safety sectors such as police, fire departments, and medical rescue, the DMR digital intercom module provides a fast and reliable communication method. It supports the transmission of voice, data, and location information and features robust encryption functionality to ensure the security and confidentiality of communications, aiding emergency personnel in coordination and rescue efforts during critical situations.

Industrial and Commercial Communication: In industrial automation, logistics management, retail, and other fields, the DMR digital intercom module is used for equipment control, operation scheduling, and team collaboration. It enables real-time communication and remote monitoring, enhancing work efficiency and safety, thereby providing enterprises with a reliable communication solution.

Transportation and Logistics Industry: In transportation sectors such as public transportation, freight, and logistics, the DMR digital intercom module facilitates communication between drivers, dispatchers, and security personnel. It supports voice calls, text messages, and location tracking, helping to improve fleet management efficiency and safety.

Construction and Engineering: In construction sites, maintenance projects, and other fields, the DMR digital intercom module is utilized for communication and collaboration among on-site personnel. It offers wide coverage communication and strong anti-interference capabilities, aiding in improving site safety management and project progress monitoring.

Tourism and Entertainment Activities: In tourism, outdoor adventures, and large-scale events, the DMR digital intercom module is employed for communication and coordination among team members. It enables all-weather, real-time communication, enhancing team collaboration efficiency and safety.

The built-in Moto AMBE++ vocoder

The DMR digital intercom integrates Moto's AMBE++ vocoder. The AMBE++ vocoder is an advanced audio codec designed to enhance the efficiency and quality of voice communication. This vocoder utilizes Moto's AMBE++ (Advanced Multi-Band Excitation) technology, enabling efficient compression and decompression of voice signals, thus achieving clearer and more reliable communication. The integration of this vocoder signifies that the intercom has excellent audio processing capabilities, providing a high-quality voice communication experience. Moreover, the DMR digital intercom, utilizing the MOTO AMBE++ vocoder, is also compatible with intercoms from Hytera and Motorola brands, enabling communication with Hytera and Motorola intercoms.

The DMR digital intercom module plays a crucial role in various application scenarios, primarily including the following aspects:

Public Safety and Emergency Communication: In public safety sectors such as police, fire departments, and medical rescue, the DMR digital intercom module provides a fast and reliable communication method. It supports the transmission of voice, data, and location information and features robust encryption functionality to ensure the security and confidentiality of communications, aiding emergency personnel in coordination and rescue efforts during critical situations.

Industrial and Commercial Communication: In industrial automation, logistics management, retail, and other fields, the DMR digital intercom module is used for equipment control, operation scheduling, and team collaboration. It enables real-time communication and remote monitoring, enhancing work efficiency and safety, thereby providing enterprises with a reliable communication solution.

Transportation and Logistics Industry: In transportation sectors such as public transportation, freight, and logistics, the DMR digital intercom module facilitates communication between drivers, dispatchers, and security personnel. It supports voice calls, text messages, and location tracking, helping to improve fleet management efficiency and safety.

Construction and Engineering: In construction sites, maintenance projects, and other fields, the DMR digital intercom module is utilized for communication and collaboration among on-site personnel. It offers wide coverage communication and strong anti-interference capabilities, aiding in improving site safety management and project progress monitoring.

Tourism and Entertainment Activities: In tourism, outdoor adventures, and large-scale events, the DMR digital intercom module is employed for communication and coordination among team members. It enables all-weather, real-time communication, enhancing team collaboration efficiency and safety.