Aligator S4000 Duo

The Aligator S4000 Duo is a budget-friendly mobile phone that runs on the Android 2.3.5 Gingerbread operating system. It features a Spreadtrum SC6820 processor clocked at 1.00 GHz, 256 MB of RAM, and 512 MB of internal memory. The device supports miniSIM cards and has a slot for microSD and microSDHC cards up to 32 GB.

The phone comes with a 4.00-inch color TFT display with a resolution of 480 x 800 pixels and a pixel density of 233 ppi. It has a 3.2 MP main camera with LED flash and autofocus, as well as digital zoom and video recording capabilities. The Aligator S4000 Duo also features NFC, Bluetooth, GPS, GPRS, EDGE, WiFi, DLNA, IrDA, and USB connectivity options.

In terms of design, the Aligator S4000 Duo measures 125.00 x 64.00 x 10.80 mm and weighs 110.00 g. It is powered by a Li-Ion 1350 mAh battery with quick and wireless charging capabilities. The device also includes sensors such as an accelerometer, altimeter, barometer, fingerprint scanner, gravity sensor, gyroscope, hall-effect sensor, hygrometer, iris scanner, magnetometer, proximity sensor, and thermometer.

Pros:
- Affordable price
- Decent camera quality with LED flash
- Expandable storage via microSD card
- Various connectivity options including NFC and DLNA
- Wide range of sensors for added functionality

Cons:
- Limited RAM and internal memory
- Outdated Android version
- Low-resolution display
- Small battery capacity
- Limited processing power for multitasking