---
product_id: 526484237
title: "Allstar RF Node UHF SR-FRS Radio Programming Module Pi-hat for Allstar, Echolink, APRS, Digital Modes Compatible for Raspberry Pi 2/3/4 | Pin to Pin Replace SA-818 Module| UHF Freq 400-470"
brand: "goozeezoo"
price: "NZ$188"
currency: NZD
in_stock: true
reviews_count: 5
category: "Goozeezoo"
url: https://www.desertcart.nz/products/526484237-allstar-rf-node-uhf-sr-frs-radio-programming-module-pi
store_origin: NZ
region: New Zealand
---

# Seamless Raspberry Pi 2/3/4 compatibility UHF 400-470 MHz range Dual USB-C connectors for power & data Allstar RF Node UHF SR-FRS Radio Programming Module Pi-hat for Allstar, Echolink, APRS, Digital Modes Compatible for Raspberry Pi 2/3/4 | Pin to Pin Replace SA-818 Module| UHF Freq 400-470

**Brand:** goozeezoo
**Price:** NZ$188
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your radio game with the ultimate Pi-powered UHF node!

## Quick Answers

- **What is this?** Allstar RF Node UHF SR-FRS Radio Programming Module Pi-hat for Allstar, Echolink, APRS, Digital Modes Compatible for Raspberry Pi 2/3/4 | Pin to Pin Replace SA-818 Module| UHF Freq 400-470 by goozeezoo
- **How much does it cost?** NZ$188 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/526484237-allstar-rf-node-uhf-sr-frs-radio-programming-module-pi)

## Best For

- goozeezoo enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play Pi-Hat:** Pin-to-pin replacement for SA-818 module—upgrade without hassle
- • **Open-Source Friendly:** Full GitHub support for programming & customization—join the community revolution
- • **Versatile Digital Modes:** Supports Allstar, Echolink, APRS & more for next-level connectivity
- • **Dynamic Frequency Control:** Easily program UHF frequencies (400-470 MHz) via USB-C with custom offsets
- • **Real-Time OLED Indicators:** Instant visual feedback with PTT, COS, COM & power status LEDs

## Overview

The Allstar RF Node UHF SR-FRS Radio Programming Module is a compact, Raspberry Pi-compatible Pi-Hat designed for professional-grade digital radio communication. Covering a UHF frequency range of 400-470 MHz, it supports Allstar, Echolink, APRS, and other digital modes. Featuring dual USB-C connectors for power and data, real-time OLED status indicators, and open-source programming tools, it offers seamless integration and advanced control for tech-savvy radio enthusiasts and professionals alike.

## Description

Example[root@allstar ~]# python srfrs.py version SRFRS: INFO: Firmware version: 110U-V223 [root@alarmpi SRFRS]# python srfrs.py radio --frequency 438.500 SRFRS: INFO: +DMOSETGROUP:0, RX frequency: 438.5000, TX frequency: 438.5000, squelch: 4, OK [root@alarmpi SRFRS]# python srfrs.py radio --frequency 438.500 --offset -5 SRFRS: INFO: +DMOSETGROUP:0, RX frequency: 438.5000, TX frequency: 433.5000, squelch: 4, OK [root@allstar ~]# python srfrs.py radio --frequency 145.230 --offset -.6 --ctcss 100 SRFRS: INFO: +DMOSETGROUP:0, RX frequency: 145.2300, TX frequency: 144.6300, ctcss: 100.0, squelch: 4, OK [root@allstar ~]# python srfrs.py volume --level 5 SRFRS: INFO: +DMOSETVOLUME:0 Volume level: 5 Radiousage: srfrs radio [-h] --frequency FREQUENCY [--offset OFFSET] [--squelch SQUELCH] [--ctcss CTCSS | --dcs DCS] optional arguments: -h, --help show this help message and exit --frequency FREQUENCY Transmit frequency --offset OFFSET 0.0 for no offset [default: 0.0] --squelch SQUELCH Squelch value (1 to 9) [default: 4] --ctcss CTCSS CTCSS (PL Tone) 0 for no CTCSS [default: None] --dcs DCS DCS code must me the number followed by [N normal] or [I inverse] [default: None] Volumeusage: srfrs volume [-h] [--level LEVEL] optional arguments: -h, --help show this help message and exit --level LEVEL Volume value (1 to 8) [default: 4] CTCSS codes (PL Tones 38 Sets)67.0, 71.9, 74.4, 77.0, 79.7, 82.5, 85.4, 88.5, 91.5, 94.8, 97.4, 100.0, 103.5, 107.2, 110.9, 114.8, 118.8, 123.0, 127.3, 131.8, 136.5, 141.3, 146.2, 151.4, 156.7, 162.2, 167.9, 173.8, 179.9, 186.2, 192.8, 203.5, 210.7, 218.1, 225.7, 233.6, 241.8, 250.3

Review: Easy programming if you don't use the software - You don't need the software for Windows to program. The thing you can use sa818 menu in ASL3 and in in the ham VoIP image to program nothing
Review: They work BUT YOU have to know how to program them - They work BUT YOU have to know how to program them

## Features

- [Upgraded Allstar Node] AURSINC Allstar Node SR-FRS Radio Programming Module (pin to pin replace SA-818 Module) is a versatile Raspberry-Pi hat that can be used for Allstar, Echolink, APRS, or any digital modes
- [Working Mode] The both sides of the a TYPE C connecters have different function; PWR+COS(Flash) Communication with Raspberry on USB (main); PWR(GREEN) use /dev/ttyUSB0 to Change UHF RF node Frequency (only work when you want change UHF Freq (400-470)
- [Additional Help] Use the program in this GitHub repository to program the radio module SR-FRS used for the Pi-Hat (github. com/jumbo5566/SRFRS) DCS Codes not support YET. Please refer to this link for setup questions: [https:// dc9vq.de /fm-funknetz-installation-fuer-den-shari-sa818a-vhf-mit-raspi-image/]
- [Four section on This Program] Radio-Program the radio (frequency/tome/squelch); Volume -Set the volume level; Filters-Set filters; Version-Show the firmware version of the SA818
- [SR110U Board OLED Indicators] PTT flash red led light means RF transmit; COS in blue means receiving the RF signal; COM in YELLOW means audio data transmit; PWR means power supply is normal
- [Package list & NOTE] A SR-FRS Radio Programming Module, USB C Cable and an Antenna. NOTE: Before programming the SR-FRS module, make sure you HAVE consulted the band plan for your country and transmit on a frequency you are allowed to use

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BPHJQ1BJ |
| Best Sellers Rank | #2,936 in Single Board Computers (Computers & Accessories) |
| Brand | GOOZEEZOO |
| Built-In Media | VHS |
| Compatible Devices | Raspberry Pi 2/3/4 |
| Connectivity Technology | USB |
| Customer Reviews | 4.4 4.4 out of 5 stars (15) |
| Item Dimensions L x W x H | 4"L x 3.62"W x 1.65"H |
| Item Weight | 2.7 Ounces |
| Manufacturer | GOOZEEZOO |
| Mfr Part Number | Allstar RF Node |
| Operating System | Debian-based (e.g. Raspberry Pi OS) |
| Processor Brand | Broadcom |
| Processor Count | 1 |
| RAM Memory Technology | LPDDR2/LPDDR3 |
| Total Usb Ports | 1 |
| Warranty Description | 1 year warranty |
| Wireless Compability | Radio Frequency |

## Product Details

- **Brand:** GOOZEEZOO
- **CPU Manufacturer:** Broadcom
- **Connectivity Technology:** USB
- **Included Components:** VHS
- **Operating System:** Debian-based (e.g. Raspberry Pi OS)

## Images

![Allstar RF Node UHF SR-FRS Radio Programming Module Pi-hat for Allstar, Echolink, APRS, Digital Modes Compatible for Raspberry Pi 2/3/4 | Pin to Pin Replace SA-818 Module| UHF Freq 400-470 - Image 1](https://m.media-amazon.com/images/I/41JJTl9z95L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Easy programming if you don't use the software
*by D***N on January 14, 2026*

You don't need the software for Windows to program. The thing you can use sa818 menu in ASL3 and in in the ham VoIP image to program nothing

### ⭐⭐⭐⭐⭐ They work BUT YOU have to know how to program them
*by A***R on January 13, 2025*

They work BUT YOU have to know how to program them

### ⭐⭐⭐⭐ Product works great… No instructions included
*by B***. on January 15, 2024*

This works great, and I am happy. If you don’t know what you are ordering, don’t expect instructions to be enclosed

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-04-28*