Lumia 640 LTE, Features

A 4G LTE Smartphone powered by Windows Phone 8.1 and upgradable to version 10. It runs on a quad-core Qualcomm Snapdragon 400 at 1.2 GHz. The handset comes with a 5-inches IPS LCD display with 720 x 1280 pixels resolution protected by Corning Gorilla Glass 3. It has 8GB storage capacity expandable up to 128 GB with microSD card and 1GB of RAM. It also includes NFC, radio FM and two cameras: one on the back with 8 mpx and another one on the front with 1 mpx.

Manufacturer: Microsoft

Operating System: Windows Phone 8.1 Update 2

Funcionalities

  • Bluetooth
  • WiFi
  • Touch Screen
  • Numeric Keypad
  • GPS/aGPS
  • Color Screen
  • Lock/Unlock Key
  • Volume Keys
  • Predictive Text
  • Multilanguage Interface
  • Multilanguage Keypad
  • Front Side Camera
  • Camera
  • Headphones
  • Handsfree Mode
  • GPRS
  • HsdPA
  • External Keypad
  • USB
  • Micro USB
  • Mini SD card
  • Videoconference
  • Photo Camera
  • Video Recording
  • Phone Call
  • Web Browsing
  • E-mail
  • SMS
  • MMS
  • Instant Messaging
  • Music Player
  • Image Player
  • Editor/Document Viewer
  • App Store
  • PC Synchronization
  • PC Back-Up Service
  • App Downloading
  • Remote App Downloading
  • Tethering
  • Accelerometer
  • Calendar
  • Appointments Calendar
  • Clock
  • Alarm
  • Tasks
  • FM Radio
  • Calculator
  • NFC (Near Field Comunications)
  • Barometer
  • Gyroscope
  • Wireless charging
Rating:
Average: 1 (3 votes)

Basic accessibility features

  • Keys and icons visual style
  • Screen Reader
  • Tactilely discernible keys and buttons
  • Use of Color

Further accessibility features

  • Hands-free calling features
  • Customizable contact list
  • Accessible help information and user guide
  • Volume Control
  • Voice control or personal assistant
  • Built-in QWERTY keypad or compatibility with an external one
  • Speed dialing
  • Feedback to user if the device executes a process while in idle/sleep mode
  • Sound alerts for notifications
  • Tactilely-discernible spacing between keys and buttons
  • Touch Sound
  • Display Size
  • Fonts large enough to press comfortably
  • Easy access to volume control
  • Standard alphanumeric keypad

Accessibility barriers

  • Audio Description
  • Easy cable coupling system
  • Screen curtain
  • Braille Compatibility
  • Touch Vibration

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