Android version history : Android 2.0/2.1 Eclair

2.0 Motorola Droid introduced Android 2.0 Based on Linux kernel 2.6.29 On 26 October 2009, the 2.0 (Eclair) SDK was released. Changes included: Sync: Expanded Account sync. Multiple accounts can be added to a device for email and contact synchronization Email: Exchange support, Combined inbox to browse email from multiple accounts in one page. Bluetooth: 2.1 support Contacts: Tap a contact photo and select to call, SMS, or email the person. Messaging: Search all saved SMS and MMS messages. Auto delete oldest messages in a conversation when a defined limit is reached. Camera: Flash support, Digital zoom, Scene mode, White balance, Color effect, Macro focus Virtual keyboard: Improved typing speed, smarter dictionary learns from word usage and includes contact names as suggestions. Browser: Refreshed UI, Bookmark thumbnails, Double-tap zoom, Support for HTML5 Calendar: Agenda view enhanced, Attending status for each invitee, Invite new guests to events. System: Optimized hardware speed, Revamped UI Display: Support for more screen sizes and resolutions, Better contrast ratio Maps: Improved Google Maps 3.1.2 MotionEvent class enhanced to track multi-touch events Live Wallpapers: Home screen background images can be animated to show movement 2.0.1 The 2.0.1 SDK was released on 3 December 2009. Android 2.0.1 is a minor platform release deployable to Android-powered handsets starting in December 2009. This release includes minor API changes, bug fixes and framework behavioral changes. 2.1 The 2.1 SDK was released on 12 January 2010. Android 2.1 is a minor platform release deployable to Android-powered handsets starting in January 2010. This release includes new API changes and bug fixes.