Even though it also known as Liquid Series that been named as Acer Liquid Stream, this Smartphone by Acer usually called by only this name: Acer Stream. It has S100 Series, that why it also can be called as Acer Stream S110. As you can see at the screen shot of Stream S110 image below, this Smartphone had Touch Bar / Candy Bar form factor with Onscreen Virtual Qwerty Keyboard. It uses 3.7 inches Display Diameter with AMOLED Technology Capacitive Touchscreen.
The Display Screen has 480 x 800 pixels Resolution that would allows you to watch HD video or captured Photo image in quite larger screen clear and smoothly sustained with 16M colors. As an Acer Smartphone, it uses Acer Touch 3D User Interface UI version 4.0 which also attached some Touchscreen features such as Proximity Sensor fo Auto turn of the screen if you use to make a call or receive a call (when the screen close to your face it would turn off automatically) and also Accelerometer sensor for automatic orientation rotation with Multi Touch Input method supported.