Yes, flat TVs are compatible with other devices such as gaming consoles and streaming devices. Most modern flat TVs have multiple connectivity options, including HDMI, USB, and audio/video input ports, which allow you to connect various external devices. Gaming consoles and streaming devices can be easily connected to a flat TV using an HDMI cable, ensuring high-quality audio and video transmission. Additionally, some flat TVs are equipped with smart features that enable seamless integration with streaming devices and allow you to access popular streaming services directly from your TV.