SA818 VHF Ultra High Frequency 1W Wireless Walkie-talkie Modulo Citofono Modulo Incorporato
Hugo on X: "@f4goh No luck. The RF module (SA818, replacement of DRA818) seems dead. Nothing on its uart TX port and nothing on its RF output although it is correctly stimulated
SA818 | Hackaday
Modulo intelligente SA818 VHF Modulo Interfono Wireless ad Alta Frequenza 1W Walkie-talkie Modulo Integrato : Amazon.it: Elettronica
8 PCS SA818-V di Alta-integrato Incorporato VHF V Band Walkie Talkie Modulo di 134 ~ 174 MHz (VHF) con Built-In EEPROM - AliExpress