Overview of Celkon i4

The Celkon i4 is a feature phone that was released in 2012 and has since been discontinued. It represents a segment of the mobile market that focuses on basic functionality, accessibility, and affordability. This device was primarily targeted towards users who need essential mobile capabilities without the complexity of modern smartphones.

Network and Connectivity

The Celkon i4 supports GSM technology and can accommodate dual SIM cards, making it convenient for users who manage two separate lines for business and personal use. The network bands supported include GSM 850/900/1800/1900, providing adequate coverage in various regions. Basic internet services like GPRS and EDGE are supported, allowing for minimal data browsing.

Design and Build

With dimensions of 112 x 61 x 10 mm, the Celkon i4 is compact and easy to handle. Although the weight is unspecified, its form factor makes it lightweight and portable. The phone features a classic bar design with a dual SIM slot for Mini-SIM cards, convenient for those needing to switch between networks easily.

Display Features

The phone is equipped with a 3.5-inch TFT display. While not large by modern standards, the screen size is adequate for the tasks this phone is meant to perform. The resolution of 320 x 480 pixels offers a decent level of clarity for reading messages and viewing photos. It maintains a screen-to-body ratio of approximately 53.4%.

Memory and Storage

Internally, the Celkon i4 supports a microSDHC card for memory expansion, which is essential for storing contacts, messages, and basic multimedia files. The phone can store up to 1000 contacts in its phonebook, which is more than adequate for most users. Call records for 20 dialed, 20 received, and 20 missed calls are maintained.

Camera Capabilities

It comes with a basic 3 MP main camera, which provides minimal photographic functions suitable for capturing simple images. It can also record videos, though the quality will be low compared to modern standards. There is no front-facing camera, emphasizing the phone's focus on basic communication needs.

Sound and Audio

The Celkon i4 features a loudspeaker and a standard 3.5mm jack, allowing users to listen to music or radio. It includes a stereo FM radio, a popular feature for entertainment on the go without the need for internet connectivity.

Communication and Multimedia

Connectivity is limited, with Bluetooth 2.0 available for transferring files between devices. It does not support WLAN or GPS, which aligns with the phone’s purpose as a basic feature phone. A microUSB port is available for charging and data transfer. Messaging options include SMS and MMS, suitable for essential communication. The phone includes basic games and supports Java, enhancing entertainment options within its limitations.

Battery Performance

A Lithium-Ion 1200 mAh battery powers the device, capable of lasting up to 400 hours on standby and providing up to 5 hours of talk time. Its modest power needs and battery capacity ensure that the phone can last for an extended period without frequent recharging, which is advantageous for users who need reliability without frequent access to power sources.

Miscellaneous Features

The Celkon i4 was available in a classic black/silver color scheme. The lack of advanced features such as sensors and GPS demonstrates the simplicity and focus on basic functionality. The device’s design and capabilities reflect the needs of a segment of users who prioritize straightforward communication tools over advanced technology.

Conclusion

Overall, the Celkon i4 serves as a reliable feature phone with essential functionalities. It's targeted towards users who need a basic communication device with the added convenience of dual SIM slots and a straightforward user interface. While it lacks the advanced features of modern smartphones, it presents an affordable and simple option for users who have minimal requirements.