Asus Zenfone 2 ZE551ML smartphone was announced in 2015, January by ASUS and was launched in March, 2015. The Asus Zenfone 2 ZE551ML phone has 152.5 x 77.2 x 10.9 mm (6.00 x 3.04 x 0.43 in) (height x width x thickness) dimensions with weight 170 g (6.00 oz) grams. It comes in Osmium Black, Sheer Gold, Glacier Gray, Glamor Red and Ceramic White colors.
The operating system which runs on the phone is Android 5.0 (Lollipop), upgradable to 6.0 (Marshmallow) and the display size of the phone is 5.5 inches, 83.4 cm2 (~70.8% screen-to-body ratio) with resolution of 1080 x 1920 pixels, 16:9 ratio (~401 ppi density) pixels. The network technology of the phone is GSM / HSPA / LTE with 2G bands GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2, 3G bands HSDPA 850 / 900 / 1900 / 2100 and 4G bands LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 9(1800), 18(800), 19(800), 28(700) – Taiwan.
The phone has rear camera with specs, 13 MP, f/2.0, autofocus, dual-LED dual-tone flash, and the front camera with specs , 5 MP, f/2.0. The camera is featured with Geo-tagging, touch focus, face detection, panorama, HDR. The phone is powered with a battery of 3000 mAh capacity, Quad-core 2.3 GHz (4 GB RAM model)Quad-core 1.8 GHz (2 GB RAM model) CPU and PowerVR G6430 GPU. As for as the RAM and the ROM of the Asus Zenfone 2 ZE551ML phone are concerned, it comes with 16/32/64 GB, 2/4 GB RAM. The list of sensors, price and many other specifications are given below.