The Palm Pilot was a '90s PDA with basic apps and resistive touchscreen. Smartphones caused the Palm Pilot's downfall due to their advanced capabilities. Single-use tech like Kindles and e-ink phones ...

Palm's operating system that powers PDAs by makers such as Palm and Handspring, captured about 57 percent of the worldwide PDA market in 2001. Vendors of Microsoft's system software for pocket ...

This tri-mode CDMA, folder-style PDA/phone combo device features a large color display, 1xRTT high-speed data, and Palm OS 4.1. Additional features include a separate touch screen and handwriting ...

This compact PDA phone features a QWERTY mini-keyboard, EV-DO high-speed data, and Windows Mobile version 5. Other features include Bluetooth, speakerphone, megapixel camera, and an SDIO card slot.