We can mark brand logo/customer's logo! Negotiable price is based on the quantity! Quadband Windows Mobile Phone with Wifi GPS HD Quad band: GSM850/900/1800/1900MHzOS:windows mobile 6.1Pocket PCPlatform: samsung S3c2443-533MHZ 528MHz 256Mb+128MbScreen parameter: 3.2" QVGA touch screenAvailable colors: BlackMain functions: Wifi, GPs, MP3 & MP4 Multimedia player, Bluetooth( A2DP)Language: support multi-languageStandard Accessories: 2 battery,1 charger,1 earphone,1 USB cable,1 manual,1 CD Rom