I think PDA is good for study ,and it has other functions that can rich your life.If you want to have one ,plesase contact me .
A. PALM system's PDA, Our company monopolizes PALM OS on the palm computer's sale, existing M105 (built-in English. French, German, Italian, Spanish) M500, M505,M515,ZIRE71,ZIRE72,T5,TX,TT3,TE2,the phone class has TREO650 (May turn the support Russian system and Russian contact surface) ,TREO680,CENTRO,PRE,PIXI for series.The PALMOS system's Palm handheld computer and the handset have samll system and support many software, Special suit for the need of the commerce class and the student study.
B. WINCE operating system's PDA has HP 1950, HP 112,HP 2190B,HP 2410, HP 2750,HP 2790,HP 4700,HP 212, HP 5765,HP 5965,MIOP 550 L and so on,they support for serial ports detect, the commercial use of WIFI form wireless environment .
Company:Beijing longhaiyuansheng technology limited company
Address:Zhongguancun Street , Haidian District , Beijing , No.22 in Division Building , Room 210 , Block B