Manufacturer and Model

Manufacturer
Nokia
Phone model
N81
Year of release
2007

Appearance

Case type
Slider
Body length
102 mm (millimeters)
Body width
50 mm (millimeters)
Body thickness
17.9 mm (millimeters)
Weight
140 g (grams)
Volume
91.29 cm³ (cubic centimeters)
Body materials and finishes
  • Plastic
Colors

Processor (CPU)

Processor model
  • ARM 11
CPU clock speed
369 MHz (megahertz) place #170
Number of processor cores
1

Primary storage (RAM)

The amount of RAM
128 MB (megabytes) place #30

Internal storage

Built-in memory
  • 25 MB (megabytes)
place #167

SD card

Types of Supported Memory Cards
  • microSD (Micro Secure Digital Card, TransFlash)
Maximum expandable memory
4 GB (gigabytes)
Hot swappable memory card

Operating system

Operating system
Symbian OS 9.2 (S60 3rd Edition)

Battery

Battery capacity
1050 (milliampere hours)
Battery type
Li-Ion (lithium ion)
Battery charging time
2 h (hours)
Call duration in GSM networks
4 h (hours)
Standby time in GSM networks
408 h (hours)
Call duration in UMTS (WCDMA) networks
3 h (hours)
Standby time on UMTS (WCDMA) networks
408 h (hours)
Duration of listening to music
11 h 30 min (hours, minutes)
Video recording duration
3 h 30 min (hours, minutes)

Screen

Screen diagonal
2.4 in (inches) place #161
Screen resolution
320 x 240 pixels place #132
Pixel density
167 ppi (pixels per inch)
Screen technology
TFT
Color depth
24 bit (16777216 colors)
Aspect ratio
1.333 (4:3)

Main photo/video camera

Camera megapixels
2 Mp (megapixels) place #43
Maximum photo resolution
1600 x 1200 pixels
  • vga (640x480)
  • qvga (320x240)
  • 768x1024
The presence of a flash
Flash type
LED
Digital zoom
20 X
Shooting settings
Red eye reduction
Viewfinder
Video capability
Maximum video resolution
320 x 240 pixels
Movie speed
15 fps (frames per second)
Movie settings

Front photo/video camera

Front camera megapixels
0.3 Mp (megapixels) place #37
Maximum photo resolution
730 x 411 pixels
Front camera video

SIM card and calls

Number of SIM-cards
1
MP3 ringtones
Polyphonic ringtones
Vibration mode
Speakerphone
Conference call
Speed dial
Video calls
Autodial
Sound indication of talk time
Extended phone book
Contacts in the phone book
Unlimited
Data exchange between SIM card and internal memory
VoIP telephony

Mobile communications

Cellular generation
3G (up to 3.6 Mbps)
GSM support
GSM frequencies
  • GSM 850 MHz
  • GSM 900 MHz
  • GSM 1800 MHz
  • GSM 1900 MHz
UMTS support
UMTS frequencies
  • UMTS 2100 MHz

Wi-Fi

Built-in Wi-Fi

USB

USB connector
USB connector type
Micro USB (7 x 2 mm)
USB standard
2.0 (up to 480 Mbps)

Bluetooth

Built-in Bluetooth
Bluetooth standard
2.0 + EDR
A2DP support
AVRCP support
Bluetooth print support
Other Bluetooth profiles
  • HFP
  • HSP
  • OPP

Radio

Built-in radio receiver
Radio range
87.5 - 108 МГц,76 - 90 МГц
DRM support

Connectors and interfaces

USB connector
Micro USB (7 x 2 mm)
TRS jack (mini/micro jack)
3.5 mm (millimeters)

Images

Supported image formats
  • PNG (Portable Network Graphics, .png)
  • JPEG (Joint Photographic Experts Group, .jpg, .jpeg, .jfif, .jpe)
  • BMP (Bitmap Picture, .bmp, .dib, .rle)
Installed image editor
PictBridge support
MTP support

Video

Installed video player
Supported video formats
  • 3GPP (3rd Generation Partnership Project, .3gp)
  • H.263
  • H.264 (MPEG-4 Part 10)
Streaming video
Installed video editor

Audio

Installed audio player
Supported audio formats
  • AAC (Advanced Audio Coding, .aac)
  • AAC+ (HE-AAC v1 High Efficiency Advanced Audio Coding)
  • eAAC+ (HE-AAC v2 High Efficiency Advanced Audio Coding)
  • M4A (MPEG-4 Part 14, .m4a)
  • MP3 (MPEG-1/2/2.5 Layer 3, .mp3)
  • WMA (Windows Media Audio, .wma)
  • WAV (Waveform Audio File Format, .wav, .wave)
MP3 support
Built-in stereo speakers
Streaming audio
Number of polyphony voices
64
Dictaphone
Voice notes
TRS jack (mini/micro jack)
3.5 mm (millimeters)

Control elements

Standard keypad
Russified input

Documents and office

Installed Organizer (PIM)
Office document support
Bluetooth print support
Email

Connectivity and synchronization

PC connection
Synchronization over the mobile network

Software features

JAVA support
  • midp 2.0
Installed browser
  • HTML
  • WAP
  • flash lite 2.0
Extra
  • nokia mobile search
Installed games
Installed games
  • Space Impact Light
  • Asphalt
  • Fifa soccer 2007

Receiving and sending SMS

SMS messages
SMS T9 support
EMS support
MMS support

Security

Installed firewall

Additional features

Standalone mode (flight mode)
Push-To-Talk function

SAR level

SAR level
0.96 W/kg (watts per kilogram)

Equipment

Equipment
  • nokia ac-5 travel charger