MC55A0, Wi-Fi (802.11a/b/g), Bluetooth, 2D Imager DL, Windows Mobile 6.5, QWERTY Keyboard, 256MB/1GB Flash, Extended Battery. Interface cables and charging cradle sold separately. Single slot charging cradle kit (Part# CRD5500-100UES). Four slot charging cradle kit (Part# CRD5501-401CES), requires US AC line cord (Part# 23844-00-00R).