ES400 (Discontinued)

Zebra ES400 was a pocket-sized enterprise digital assistant designed for mobile professionals requiring real-time access to business-critical data. Featuring a 3″ touch screen, full QWERTY keypad, integrated barcode scanner, and support for voice and data over 3G and Wi-Fi, the ES400 enabled efficient task management in the field. Though discontinued, it remains notable for combining rugged design with smartphone versatility for enterprise mobility.