中文 | English
SA828 - 1W UHF / VHF full featured miniature walkie talkie module

SA828 is a high cost-effective full-featured walkie talkie module, it comes with built-in highperformance microcontroller, narrow band RF transceiver IC and RF power amplifier, allparameters(CTCSS, CDCSS, SQ, Predefined channels etc.) can be easily modified by PC software,Users only need to add external power supply, speaker, and audio taper, then it becomes a miniaturewalkie talkie with 16 adjustable channels. Simplified interface and Ultra small size make this modulewidely used in various applications and conveniently embedded into various handheld

Password ×
Features&Application

Features

  • UHF Frequency : 400~480 MHZ

  • VHF Frequency :134~174 MHZ

  • Tx and Rx frequency can be set alone

  • Bandwidth 12.5 / 25 KHz

  • Output power up to 1W

  • Distance up to 4-5km in open area

  • High Sensitivity:-124 dBm

  • High-integrated, Small Size

  • External potentiometer to adjust volume

  • 38CTCSS (can be set via PC software and serial port)

  • 166 CDCSS(can be set via PC software and serial port)

  • 8 level squelch

  • High/ low power is optional(500mW-1W)

  • Wide range of working voltage 3.3-5.5 V

  • Built-in EEPROM, data saved even powered off

  • 1 ppm KDS TCXO crystal, Stable performance



Application

  • small walkie talkie

  • Invisible intercom system

  • audio surveillance system

  • Outdoor Sport products

  • building community security system


Specification

Specification:



function description

Parameter configuration:


Pin & Dimension

Pinout definition:


Mechanism Dimension:


                      

×