Karbonn K331B is a Dual SIM dual standby, 1.8″ 65K Color QQVGA Screen Phone. This mobile supports Bluetooth, WAP and GPRS Connectivity. FM Radio, FM Recording, Audio Player and Sound Recorder are the Multimedia features. The external Memory can be extended upto 2 GB. It comes with 64 Polyphonic and MP3 ringtones. Caller ID with Photo is an added feature of this phone.

Specifications

Display and Battery Features

• Radio Band: GSM 900/1800 MHz
• Weight: 79.5 Grams
• Dimension: 106*45*16.3 MM
• Standby time: 600 Hr
• Talk time: Upto 9 Hrs
• Charging time: 5 Hrs
• Battery type: 1800 mAh
• Screen Type: 1.8″ QQVGA
• colors: 65K
• Screen Size: 1.8″
• Resolution: 128*160 Pixels
• Number of lines: 8 lines
• Vibrator mode
• Back light of keypad: Blue
• Handset colors: Red-Black

Memory

• Internal phonebook: 1000
• SMS: 500
• MMS
• Redial list: 20 Dialed Calls
• Embedded memory: 1 MB
• Expandable Memory: supports up to 2 GB

Main Features

• WAP browser
• Wallpaper download
• Ringtone download
• Hands-free mode
• Vibrate mode
• SMS
• MMS
• STK
• Wallpaper
• Power on/off animation
• Graphic icons
• Ringtone Type: 64 Polyphonic
• MP3 Ringtone
• Embedded games
• MP3 Player
• WWW: WAP in Phone
• FM Radio
• Earphone Connector: Mini USB(10 Pin)
• FM and Voice Recorder

Personal Management

• CLID with Photo
• Caller group
• Music effects in Call
• Power Saver
• One Touch FM keys
• One Touch Music Player
• Predictive text
• Languages: English
• Calculator
• Alarm clock
• Stop Watch
• World Times
• Speed Dialing
• Organizer
• To Do List
• sound recorder
• Currency converter
• Health Management

Multimedia Format

• Image Format: JPG, BMP, GIF
• Audio Format: MP3, MIDI
• Video Format: 3GP

Connectivity

• Bluetooth
• GPRS

Accessories

• Travel Charger
• Earphones