Technical Specifications of Nokia N81 mobile phone

• Network: UMTS / GSM 850 / 900 / 1800 / 1900
• Announced: 2007, 3Q (August)
• Dimensions: 102 x 50 x 17.9 mm, 86 cc
• Weight: 140 g
• Display type: TFT, 16M colors
• Display size: 240 x 320 pixels, 2.4 inches
  - Navi wheel interface
• Ringtones type: Polyphonic (64 channels), Monophonic, True Tones, MP3
• Vibration: Yes
• Phonebook: Practically unlimited entries and fields, Photocall
• Call records: Detailed, max 30 days
• Card slot: microSD (TransFlash), hotswap
  - 2 GB card included
• Operating System: Symbian OS 9.2, Series 60 v3.1 UI
• GPRS: Class 10 (4+1/3+2 slots)
• Data speed: 32 - 48 kbps
• Messaging: SMS, MMS, Email, Instant Messaging
• Clock: Yes
• Alarm: Yes
• Infrared port: No
• Games: Yes + Java downloadable
• Colors: Cobalt blue, Graphite grey
• Camera: 2 MP, 1600x1200 pixels, video(VGA), flash; secondary CIF videocall camera
• Other features: - HSCSD
  - EDGE
  - 3G 384 kbps
  - WLAN Wi-Fi 802.11b/g with UPnP
  - Bluetooth v2.0 with A2DP
  - USB v2.0 microUSB
  - Browser WAP 2.0/xHTML, HTML
  - Java MIDP 2.0
  - MP3/AAC/MPEG4 player
  - Rotating gallery with Navi wheel
  - Stereo FM Radio
  - T9
  - Push to talk
  - Voice dial/memo
  - PIM including calendar, to-do list
  - 3.5 mm audio output jack
  - Built-in handsfree
• Battery Type: Standard battery, Li-Ion 1050 mAh (BT-6MT)
• Stand-by: Up to 410 h
• Talk time: Up to 4 h