M-Tech Opal 3G Smart

The M-Tech Opal 3G Smart mobile is an affordable smartphone that comes with a range of features suitable for everyday use. Running on the Android v4.2 (Jelly Bean) operating system, this phone is powered by a dual-core 1 GHz processor and comes with 512 MB of RAM. It has 4 GB of internal memory, which can be expanded up to 32 GB using a microSD card.

The phone features a 3.5-inch LCD display with a resolution of 320 x 480 pixels and a pixel density of 165 ppi. It has a capacitive touchscreen with multi-touch support, making it easy to navigate through the phone's interface.

In terms of camera capabilities, the M-Tech Opal 3G Smart mobile sports a 3.2 MP primary camera with LED flash and digital zoom, as well as a 1.3 MP front camera for selfies and video calls. It supports 3G and 2G networks and has dual SIM slots for added convenience.

Other features of the phone include Bluetooth and Wi-Fi connectivity, a 3.5 mm audio jack, and a loudspeaker. It also comes with a 1300 mAh battery and accelerometer sensor.

Pros:
- Affordable price
- Dual SIM support
- Expandable storage
- Decent camera quality with LED flash
- 3G and Wi-Fi connectivity

Cons:
- Limited RAM and internal memory
- Low-resolution display
- Average phone battery capacity
- Outdated Android version (Jelly Bean)
- Limited color options (Black, Blue, Pink)