The Samsung Galaxy S7 Edge was a popular flagship smartphone released by Samsung in March 2016. As of my last update in September 2021, it's important to note that this model is quite old, and it might be challenging to find new units for purchase.

Here are some key specifications and features of the Samsung Galaxy S7 Edge:

1. Display: 5.5-inch Super AMOLED Quad HD display with a resolution of 2560 x 1440 pixels.
2. Processor: Depending on the region, it came with either the Qualcomm Snapdragon 820 or Samsung's in-house Exynos 8890.
3. RAM: 4GB
4. Storage: 32GB internal storage with a microSD card slot for expansion up to 256GB.
5. Camera: 12-megapixel rear camera with Dual Pixel technology for better low-light performance and a 5-megapixel front-facing camera.
6. Battery: Non-removable 3600mAh battery with fast charging and wireless charging support.
7. Operating System: Launched with Android 6.0 Marshmallow and later received updates up to Android 8.0 Oreo.

Please keep in mind that smartphone technology has evolved significantly since the release of the Galaxy S7 Edge, and newer models offer improved performance, features, and software updates. If you're interested in purchasing a Samsung smartphone, consider exploring their more recent models to ensure you get the latest features and support.