Fire TV Stick 4K, supporting high-quality 4K streaming. - Model: Fire TV Stick 4K - Storage: 8 GB - Wi-Fi: Wi-Fi 6 - Included: Remote control, USB cable, power adapter, HDMI extender cable, instruction manual I previously used a Fire TV Stick, which wasn't working well. I opened a new one and connected it, but then I realized the TV was the problem. I only used it once. It has been initialized.