Design and Display
The Celkon C51 was designed with simplicity and practicality in mind. Although specific dimensions and weight were not specified, the phone's form factor was typical of many feature phones from the era, offering a compact and easily portable design. It featured a functional 2.4-inch TFT display, which rendered visuals at a resolution of 240 x 320 pixels. With a pixel density of approximately 167 ppi, the screen provided basic clarity suitable for displaying text and simple graphics, which is standard for non-smartphone devices.