Treo 650
The Palm Treo 650 is a Palm OS-based smartphone that was officially announced on October 24, 2004 as the successor to Palm's Treo 600. It began shipping in November 2004, but has since been discontinued. The CDMA2000 version has been superseded by newer models such as the Treo 700p, Treo 755p, Treo 700w, and Treo 700wx, while the GSM version has been superseded by the Treo 680 and Treo 750v.
Read more about Treo 650: Specifications, NVFS Controversy, Treo Ace, Linux