The keypad of this innovative phone flips down to reveal a touch surface for handwriting recognition. A stylus stows on the back of the phone. This compact, feature-rich phone also includes an English ...

Abstract: The general packet radio service (GPRS) has been developed for the mobile radio environment to allow the migration from the traditional circuit switched connection to a more efficient packet ...

This GSM/GPRS device combines a dual-band world phone with BlackBerry e-mail functionality. Other key features include a web browser, PIM (organizer) features, and thumb wheel for easy navigation.

⚠️ Warning: Setting up a GSM network involves using frequencies that are, in general, heavily regulated. In most jurisdictions, transmitting on these frequencies without proper authorization is ...

ArduinoHA allows to integrate an Arduino/ESP based device with Home Assistant using MQTT. The library is designed to use as low resources (RAM/flash) as possible. Initially, it was optimized to work ...