Microsoft Lumia 540 Dual SIM phone comes with a 5.00-inch touch screen display with a resolution of 720 pixels by 1280 pixels at a PPI of 294 pixels per inch. It is powered by 1.2GHz quad-core Qualcomm Snapdragon 200 processor having 1GB of RAM. The phone packs 8GB of internal storage that can be expanded up to 128GB via a microSD card. In regard to Camera it has a 8-megapixel primary camera on the rear and a 5-megapixel front shooter for selfies. The Microsoft Lumia 540 Dual SIM runs Windows Phone 8.1 and is powered by a 2200mAh removable battery. It is really very sleek and weighs 152.00 grams only . It is a dual SIM smartphone that accepts two Micro-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, FM, 3G. Sensors on the phone include Proximity sensor, Ambient light sensor, Accelerometer. I always recommend everyone to buy the product for its amazing performance.