Nokia N81

General Operating Frequency WCDMA 2100 + E850/900/1800/1900MHz Automatic switching between bands and modes Dimensions Weight: 4.94 oz Dimensions: 4.05 x 1.97 x 0.70 in Memory Functions Hot swappable microSD memory card slot Power Management Battery: Nokia Battery (BT-6MT) 1050mAH Talk time: up to 240 minutes GSM / 180 minutes WCDMA Stand-by time: up to 17 days Video playback time: up to 4.5 hours (QVGA) Browsing time (packet data): up to 5 hours Music playback time: up to 11.5 hours Video recording time: up to 3.5 hours with (QVGA) Gaming time: up to 6 hours Operation times may vary depending on radio access technology used, operator network configuration and usage. Display Active matrix 2.4” QVGA main color display (320 x 240 pixels), up to 16.7 million colors User Interface Operating system: Symbian OS ver. 9.2 User Interface: User interface: S60 3rd Edition, Feature Pack (S60 3.1) Dedicated media keys for quick and easy access to music and video: play/pause, forward, rewind, stop Dedicated game & volume keys Device hold key Multimedia key & Navi? wheel Call Management Contacts: advanced contacts database with support for multiple phone and e-mail details per entry, also supports thumbnail pictures and groups Speed dialing Logs: keeps lists of your dialed, received, and missed calls Automatic redial Automatic answer (works with compatible headset or car kit only) Supports fixed dialing number, which allows calls only to predefined numbers Conference call Nokia push to talk (PoC) Voice Features Speaker independent name dialing (SIND) Voice commands Voice recorder Talking ringtone Integrated hands-free speaker Internet calls (VoIP) Messaging Text messaging: supports concatenated SMS, picture messaging, SMS distribution list Multimedia messaging: combine image, video, text, and audio clip and send as MMS to a compatible phone or PC; use MMS to tell your story with a multi-slide presentation Automatic resizing of your megapixel images to fit MMS (max 300 KB size depending on the network) Predictive text input: support for all major languages in Europe and Asia-Pacific Connectivity WLAN IEEE802.11 b/g with UPnP (Universal Plug and Play) support Bluetooth Specification 2.0 (profiles supported: DUN, OPP, FTP, HFP, GOEP, GAP, SPP, HSP, BIP, A2DP) Micro USB 2.0 Full Speed (mass storage class) Nokia AV Connector 3.5mm Additional Technical Specifications Protocols: MTP, UPnP, TCP/IP Java? MIDP 2.0, CLDC 1.1 Flash Lite 2.0 Imaging Imaging Imaging and video Up to 2 megapixel (1600x1200 pixels) camera, MPEG-4 VGA video capture of up to 15fps Zoom: digital up to 20x Front camera (CIF) Video call and video sharing support (WCDMA network services) Integrated flash (modes: on, off, automatic, redeye reduction) Rotating gallery with Navi wheel support Online album/blog: photo/video uploading from gallery Nokia Lifeblog support Video and still images editors Nokia XpressPrint solution direct printing via USB (PictBridge) or Bluetooth connectivity (BPP) Music Music