Sony Ericsson Z520 Network frequency: 900/1800/1900/850；GSM/GPRS Optional color :white /Celadon Dimension : 83×46×24mm Weight :94 gram Chord ringtone: 40 chord ;music editor /MIDI (music DJ ) Download picture-ring / Java extension Internal game:3D game EMS memory capacity :16M Camera lens pixel:internal ,300 k pixel Zoommode :4 times digital zoom Video screen: support Video play :support MPEG4，3GPP MP3 player:internal ,support MP3/AAC format Infrared port /wireless Modem/E-Mail bluetooth port: Bluetooth? wireless technology data wire port :PC and support USB (PC with support USB) Home screen parameter :65536 color TFT colorful screen 128×160 pixel picture download Outer screen parameter:4096 color STN colorful screen ;108 ×80 pixel Talk time : up to 540 minutes Standby time :up to 400 hours Announced time :Oct of 2005 Standard collocation ::lithium battery,charge directly,colorful shell WAP internet :support air SMS We also sell other refurbished mobile such as Sony Ericsson Z200,k600,K608,NOkia 2650,6060 ,copy Nokia 5300. e-mail szwinstar-1 at live dot cn webside www dot szwinstar dot net