As of my last knowledge update in January 2023, I don't have specific details about the Samsung Galaxy Watch 4 Classic BT 46mm, as it was released after that date. However, I can provide you with a general overview based on the typical features found in smartwatches around that time.

The Samsung Galaxy Watch 4 Classic BT 46mm is likely to include:

1. Design: A classic and durable design with a 46mm watch case, possibly made of stainless steel or other premium materials.

2. Display: A high-resolution AMOLED display for vibrant colors and sharp visuals.

3. Operating System: Powered by Samsung's Tizen-based operating system for a smooth and user-friendly interface.

4. Fitness and Health Tracking: Advanced fitness tracking features, such as heart rate monitoring, sleep tracking, GPS for location tracking during workouts, and a variety of sports modes.

5. Battery Life: Long-lasting battery life to ensure the watch can be used throughout the day without frequent recharging.

6. Wireless Connectivity: Bluetooth connectivity to pair with smartphones for notifications, calls, and music control.

7. App Ecosystem: Access to a variety of apps through Samsung's app store, expanding the functionality of the watch.

8. Water Resistance: Water-resistant design to withstand exposure to water during activities like swimming.

9. Customization: Options for watch faces, bands, and other customization features to suit personal style preferences.

10. Smartwatch Features: Integration with smartwatch features like voice assistants, weather updates, and calendar notifications.