SainSmart
SainSmart Multi-Mode Digital Voice Modem Kit
The SainSmart Multi-Mode Digital Voice Modem Kit is designed to bridge communication between different digital walkie talkie modes, supporting DMR, D-STAR, P25, and System Fusion protocols, primarily operating on the UHF band. This fully assembled, open-box unit features a compact, pocket-sized aluminum enclosure measuring approximately 2.8 x 1.3 x 0.9 inches, making it highly portable. It includes built-in Wi-Fi connectivity and an OLED display for real-time status updates on mode and talk group. Powered by a Quad-Core A7 processor, this kit allows users to make worldwide contacts remotely and is easily managed via the Pi-Star software dashboard.
$62.99
Owner Satisfaction
4.1
/ 5
Category Rank
851
/ 1073
#851 in Communication Radio Accessories
Price vs Category Average
-37%
Below average
Processor
71.2
/ Quad-Core A GHz
Who it's for
- Wide Digital Mode Compatibility
- Cost-Effective Entry Point
- Educational and Customizable
Who should skip it
- Requires Technical Setup
- Dependent on Community Support
- Variable Component Quality
Key Specs
Processor
Quad-Core A7 1.2GHz
Memory
512mb DDR3 RAM
Storage
8gb TF Card
Connectivity
Built-in WiFi 802.11b/g/n
RF Power Output
Up to 10mW
Dimensions
2.8 x 1.3 x 0.9 inches (approx. 71.12 x 33.02 x 22.86 mm)
Material
Raspberry Pi zero board and MMDVM hotspot board housed in a pocket size aluminum enclosure
Warranty
6-Month Warranty
Features
- Supports all four major digital amateur modes: DMR, D-Star, P25, and System Fusion.
- Features a built-in OLED display showing Mode, Talk Group, and Call Sign status.
- Comes pre-configured for Wi-Fi setup, allowing easy access via web browser using Pi-Star software.
- Includes onboard LEDs to indicate Power, PTT (Push-to-Talk), COS (Carrier Operated Squelch), and Mode status.
- Enables worldwide radio contact from home, even without an external antenna setup.
- Firmware is pre-loaded and easily upgraded through software updates.
- Provides root level access to the operating system via Console port SSH 22 for advanced users.
What customers say
Customers generally appreciate the strong value proposition of the SainSmart modem kit, noting that the components are high quality for the price point. However, the primary challenge revolves around ease of use and setup. Many users find the documentation sparse, requiring significant technical expertise and troubleshooting to successfully integrate the modem into existing digital voice systems. Success stories highlight the excellent performance once configured, but the initial learning curve is steep, making this kit best suited for experienced hobbyists who enjoy a technical challenge.
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$63