The Samsung Gear S2 Sport is a smartwatch that offers various features tailored to fitness and activity tracking. Here are some key specifications and features of the Samsung Gear S2 Sport:

Display: Circular Super AMOLED display with a diameter of 1.2 inches
Resolution: 360 x 360 pixels
Processor: Dual-core 1.0 GHz
RAM: 512 MB
Storage: 4 GB
Operating System: Tizen-based wearable platform
Battery Capacity: 250 mAh
Connectivity: Bluetooth 4.1, Wi-Fi
Sensors: Accelerometer, Gyroscope, Heart Rate Monitor, Barometer
Water Resistance: IP68 certified - dust proof and water resistant over 1.5 meters and 30 minutes
Compatibility: Compatible with smartphones running Android 4.4 or higher with at least 1.5 GB of RAM, or iPhones running iOS 9.0 or later

Features:

• Fitness and activity tracking: Tracks steps, distance, calories burned, heart rate, and more.
• Built-in GPS: Allows for accurate tracking of outdoor activities without needing to carry a smartphone.
• Interchangeable bands: Offers the ability to customize the look of the watch with various band options.
• Notifications: Receive notifications for calls, messages, emails, and app alerts directly on the watch.
• App ecosystem: Access to a variety of apps through the Samsung Gear App Store.
• Rotating bezel: Unique navigation feature that allows users to easily interact with the watch's interface.