Posh Micro X S240

The Posh Micro X S240 is a smallest phone in the world. It was released in July 2015.

Specifications
Screen Size: 2.45"

Android Version: Android 4.4.2 Kitkat

Processor: 1GHz Dual Core processor

Camera: 2MP Camera and 720p video recording

Connectivity: 3G/Wi-Fi Capable

Bluetooth: Bluetooth 4.0 Wireless Technology

Battery: 650 MAh battery, Battery Talk Time up to 7 hours (2G) or 4 hours (3G)