{"type": "article", "title": "ZecTrix Note 4 – A 4.2-inch ESP32-S3 wireless e-paper display for voice tasks", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/zectrix-note-4-a-4-2-inch-esp32-s3-wireless-e-paper-display-for-voice-tasks", "original_source": "https://www.cnx-software.com/2026/08/05/zectrix-note-4-a-4-2-inch-esp32-s3-wireless-e-paper-display-for-voice-tasks/", "published": "2026-08-05T04:57:59+00:00", "accessed": "2026-08-05", "id": "zectrix-note-4-a-4-2-inch-esp32-s3-wireless-e-paper-display-for-voice-tasks"}