Introduction to ZTE N721
The ZTE N721 is a classic mobile phone that was announced in 2011. Although it is now discontinued, the device serves as an interesting reminder of the early Android-powered phones. With its modest features, the ZTE N721 appeals to those who appreciate simplicity and functionality without the complexities of modern smartphones.
Design and Build
The ZTE N721 presents a compact and ergonomic design, measuring 106 x 56.2 x 14.2 mm and weighing 105 grams. Its form factor is easy to hold and operate with one hand. The device is built with durable materials, typical of early 2010s phones, and uses a classic Mini-SIM. Its black color gives it a sleek and professional look.
Display
The N721 features a 2.8-inch TFT display capable of showing 56K colors. With a resolution of 240 x 320 pixels, it offers a basic viewing experience suitable for simple tasks. The screen-to-body ratio stands at approximately 40.8%, indicative of the era's design preferences that favored functionality over expansive display areas.
Camera
Equipped with a single 2 MP camera, the ZTE N721 is not designed for high-quality photography but can capture basic photos and videos. This feature reflects the needs of users from the early 2010s, focusing on simple image capturing rather than professional photography.
Hardware and Performance
The device operates on Android OS, providing users with a range of essential smartphone functionalities. Its internal storage comprises 150MB, which can be expanded via a dedicated microSDHC slot, allowing users to increase storage capacity for photos, music, and other media files. While the exact processor details are unspecified, the phone's capabilities are designed for standard tasks and not extensive multitasking.
Battery Life
The device is powered by a removable Li-Ion 1100 mAh battery, providing up to 250 hours of standby time and up to 4 hours and 10 minutes of talk time. The longevity of the device fits its intended use cases, accommodating daily communications and basic browsing without requiring frequent charging.
Network and Connectivity
The ZTE N721 supports GSM and HSPA technologies, enabling 2G and 3G connections via GSM 900/1800 and HSDPA 850/2100 bands. Its network speed reaches HSPA 7.2/0.384 Mbps, offering sufficient performance for web browsing and light internet applications. Connectivity options include Wi-Fi 802.11 b/g, Bluetooth 2.1 for wireless connections, GPS and A-GPS for location services, and a microUSB 2.0 port for charging and data transfer.
Sound and Sensors
The N721 is equipped with a loudspeaker and a 3.5mm jack, providing decent audio output for calls and media playback. An accelerometer sensor is included to accommodate basic orientation and motion detection, enhancing user interaction with various applications.
Conclusion
Although the ZTE N721 is a discontinued model, it remains a charming piece of technology history. It exemplifies the transition from basic mobile phones to more advanced devices with its early adoption of Android OS and essential smartphone features. While its specifications may appear modest by today's standards, the N721 offers insight into the evolution of mobile technology and continues to serve particular user needs focused on simplicity and reliability.
Key Features of ZTE N721
- Supports GSM / HSPA technology for network connectivity
- Compact and lightweight design with dimensions of 106 x 56.2 x 14.2 mm and a weight of 105 g
- 2.8-inch TFT display supporting 56K colors
- Expandable storage with a microSDHC card slot
- Basic photography capabilities with a 2 MP main camera
- Equipped with Wi-Fi 802.11 b/g and Bluetooth 2.1 for wireless connectivity
- Integrated GPS and A-GPS for positioning
- Standard 3.5mm audio jack for headphones
- Removable Li-Ion 1100 mAh battery with up to 250 hours of standby time
- Running on Android OS
Disadvantages of ZTE N721
- Limited to 2G and 3G network bands, no 4G support
- Device has been discontinued, limiting any potential support or updates
- Low screen-to-body ratio with a small 2.8-inch display
- Low-resolution display with only 240 x 320 pixels
- Very limited internal storage of only 150MB
- Outdated Android OS with no information on version specifics
- Only 2 MP rear camera, and no front-facing selfie camera
- Older Bluetooth version 2.1, limiting connectivity options
- Small battery capacity of 1100 mAh limiting usage time
- Short talk time of up to 4 hours and 10 minutes
- Limited color option (only available in black)
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