The Zen Ultrafone 504 flaunts a 5-inch capacitive display with a resolution of 480 x 800 pixels. The dual-core CPU present under the hood is clocked at 1.2GHz and is paired with 512MB of RAM. The phone has 4GB of internal storage, plus a microSD card slot that supports up to 32GB memory cards. The Ultrafone 504 offers connectivity features like Wi-Fi, Bluetooth, 3G and GPS. It is equipped with a 2,000mAh battery and is offered in black and white variants.
Zen Mobiles released its first full HD smartphone, the Zen Ultrafone Amaze, in the country in October last year for Rs 17,999, boasting high-end specs like One Glass Solution and Corning Gorilla Glass.