Acer beTouch E400 smartphone was announced in 2010, February. Released 2010, April by ACER and was launched in April, 2010. The Acer beTouch E400 phone has 115 x 59.3 x 12 mm (4.53 x 2.33 x 0.47 in) (height x width x thickness) dimensions with weight 125 g (4.41 oz) grams. It comes in Soft-touch Black and Ceramic White and Pearl Red with 3 exchangeable battery covers colors.
The operating system which runs on the phone is Android 2.1 (Eclair) and the display size of the phone is 3.2 inches, 30.5 cm2 (~44.7% screen-to-body ratio) with resolution of 320 x 480 pixels, 3:2 ratio (~180 ppi density) pixels. The network technology of the phone is GSM / HSPA with 2G bands GSM 850 / 900 / 1800 / 1900 , 3G bands HSDPA 900 / 2100 and 4G bands .
The phone has rear camera with specs, 3.15 MP, autofocus and the front camera with specs , No. The camera is featured with Geo-tagging. The phone is powered with a battery of 1090 mAh capacity, 600 MHz ARM 11 CPU and Adreno 200 GPU. As for as the RAM and the ROM of the Acer beTouch E400 phone are concerned, it comes with 256 MB RAM, 512 MB. The list of sensors, price and many other specifications are given below.