---
product_id: 361234667
title: "AURSINC MMDVM Duplex Hotspot Module Dual Hat Mini Size Support P25 DMR YSF NXDN DMR for Raspberry pi with USB Port (Without OLED)"
brand: "aursinc"
price: "NT$15"
currency: TWD
in_stock: false
url: https://www.desertcart.tw/products/361234667-aursinc-mmdvm-duplex-hotspot-module-dual-hat-mini-size-support
store_origin: TW
region: Taiwan
---

# 32-bit ARM processor 10mW RF power Compatible with multiple protocols AURSINC MMDVM Duplex Hotspot Module Dual Hat Mini Size Support P25 DMR YSF NXDN DMR for Raspberry pi with USB Port (Without OLED)

**Brand:** aursinc
**Price:** NT$15
**Availability:** ❌ Out of Stock

## Summary

> 🚀 Elevate Your Radio Game!

## Quick Answers

- **What is this?** AURSINC MMDVM Duplex Hotspot Module Dual Hat Mini Size Support P25 DMR YSF NXDN DMR for Raspberry pi with USB Port (Without OLED) by aursinc
- **How much does it cost?** NT$15 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/361234667-aursinc-mmdvm-duplex-hotspot-module-dual-hat-mini-size-support)

## Best For

- aursinc enthusiasts

## Why This Product

- Trusted aursinc brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Powerhouse:** Mini size design that fits perfectly with Raspberry Pi, including Pi Zero.
- • **Lightweight Innovation:** Weighing just 2.08 ounces, it’s the perfect addition to your tech arsenal.
- • **Versatile Frequency Range:** Operate across multiple bands: 144-148, 219-225, 420-475, 842-950 MHz.
- • **Effortless Firmware Updates:** Stay ahead with easy updates via pi-star and SSH access.
- • **Unleash Your Communication Potential:** Experience seamless connectivity with DMR, P-25, D-Star, and System Fusion support.

## Overview

The AURSINC MMDVM Duplex Hotspot Module is a high-performance, mini-sized communication device designed for Raspberry Pi enthusiasts. It features a powerful 32-bit ARM processor and supports a wide range of digital voice protocols, making it a versatile choice for amateur radio operators. With a compact design and easy firmware updates, this module is perfect for those looking to enhance their radio capabilities without the bulk.

## Description

DESCRIPTION Original cystal : Original ECS-TXO-3225-147.4-TR from USA Duplex variant of MMDVM_HS_Hat This PCB uses the MMDVM_HS .  It has two ADF7021 onboard and allows for duplex operation with two time slots on DMR. Setting Tips: Modem select: STM32_HS_GPIO Package List: 1x MMDVM duplex HotSPOT Module 2x Antenna

## Features

- HIGH PERFORMACE: 32-bit ARM processor, up to 10mW RF power, fully tested every piece.
- WIDELY COMPATIBLE: Supports DMR, P-25, D-Star and System Fusion
- WORK with RASBERRY Pi: Mounts cleanly on current Raspberry Pi including the Pi Zero , NOT compatible with Rasberry Pi 4.
- FREQUENCY: Radio Frequency : Freq:144-148,219-225, (Main Band) 420-475,842-950 NOTE: TX =0, RX=0. Modem select: STM32-DVM/MMDVM_HS-Raspberry pi Hat(GPIO) or any other (GPIO board)
- Update new FW: (pi-star / expert / ssh access / user :pi-star pass:raspberry) then run sudo pistar-mmdvmhshatflash hs_dual_hat set Jumper BOOT0=1,BOOT1=0 and soler JP1 First! After upgraded finished, disconnect JP1

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Wireless Type | Radio Frequency |
| Brand | AURSINC |
| Item model number | AUR-001 |
| Item Weight | 2.08 ounces |
| Package Dimensions | 4.02 x 3.62 x 1.61 inches |
| Color | Without OLED |
| Number of Processors | 1 |
| Manufacturer | AURSINC |
| ASIN | B08TLJSM4Q |
| Date First Available | January 21, 2021 |

## Product Details

- **Brand:** AURSINC
- **Connectivity Technology:** Wireless
- **Wireless Communication Standard:** Radio Frequency
- **Processor Count:** 1

## Images

![AURSINC MMDVM Duplex Hotspot Module Dual Hat Mini Size Support P25 DMR YSF NXDN DMR for Raspberry pi with USB Port (Without OLED) - Image 1](https://m.media-amazon.com/images/I/71XR14XX2bL.jpg)
![AURSINC MMDVM Duplex Hotspot Module Dual Hat Mini Size Support P25 DMR YSF NXDN DMR for Raspberry pi with USB Port (Without OLED) - Image 2](https://m.media-amazon.com/images/I/71JcVsCSq3L.jpg)
![AURSINC MMDVM Duplex Hotspot Module Dual Hat Mini Size Support P25 DMR YSF NXDN DMR for Raspberry pi with USB Port (Without OLED) - Image 3](https://m.media-amazon.com/images/I/71cfCJ+lgVL.jpg)
![AURSINC MMDVM Duplex Hotspot Module Dual Hat Mini Size Support P25 DMR YSF NXDN DMR for Raspberry pi with USB Port (Without OLED) - Image 4](https://m.media-amazon.com/images/I/71615oJCzgL.jpg)
![AURSINC MMDVM Duplex Hotspot Module Dual Hat Mini Size Support P25 DMR YSF NXDN DMR for Raspberry pi with USB Port (Without OLED) - Image 5](https://m.media-amazon.com/images/I/61kG-ITBzjL.jpg)

## Questions & Answers

**Q: Where can I get a case for this model?**
A: there is no case for this board yet,  it is a DIY board.

**Q: Does this work with pi4B?**
A: Yes, it does, listening via it now.  It is not a full-color screen, just a single color just so you know.

**Q: Was wondering if you could use the ceramic surface mount antennas on this?**
A: yes, you can install the antenna.

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**Shop now:** [https://www.desertcart.tw/products/361234667-aursinc-mmdvm-duplex-hotspot-module-dual-hat-mini-size-support](https://www.desertcart.tw/products/361234667-aursinc-mmdvm-duplex-hotspot-module-dual-hat-mini-size-support)

---

*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-05-16*