The Dell Latitude 7390 2-in-1 with an 8th Gen Intel Core i5 processor, 8GB RAM, and 256GB SSD is a versatile convertible laptop designed for productivity and flexibility.

1. Processor: 8th Generation Intel Core i5 processor. This is typically one of the U-series processors, offering a balance between performance and power efficiency.

2. Memory (RAM): 8GB DDR4 RAM. This amount of RAM provides smooth multitasking capabilities and efficient handling of multiple applications simultaneously.

3. Storage: 256GB SSD (Solid State Drive). SSDs offer fast boot times, quick application launches, and overall system responsiveness, improving productivity.

4. Graphics: Integrated Intel UHD Graphics. While not dedicated graphics, Intel UHD Graphics can handle everyday tasks, multimedia consumption, and light photo or video editing.

5. Display: The Dell Latitude 7390 2-in-1 features a touchscreen display. The specific resolution and display technology may vary, but expect a high-quality screen with touch capability, offering intuitive interaction with the laptop.

6. Convertible Design: The 2-in-1 design allows the laptop to be used as a traditional laptop or easily converted into a tablet mode for increased flexibility and usability.

7. Operating System: Windows 10 Pro. This operating system provides robust security features, business-oriented functionalities, and compatibility with a wide range of software applications.

8. Connectivity: Expect a variety of ports including USB Type-C, USB 3.1, HDMI, headphone/microphone combo jack, and possibly an SD card reader. Wi-Fi and Bluetooth connectivity are standard.

9. Battery Life: Battery life can vary depending on usage and configuration, but Dell Latitude laptops generally offer good battery life to support productivity on the go.

10. Security Features: Dell Latitude series laptops often include various security features such as TPM (Trusted Platform Module), optional fingerprint readers, smart card readers, and Dell's security software suite for data protection and device management.