This is a set including the Fire TV Stick, remote control, USB cable, and power adapter. I purchased it in July 2020 for 6980 yen. I am selling it because I am upgrading, but it was working without any problems. It has been initialized. Fire TV Stick 4K - Includes Alexa Voice Remote | Streaming Media Player The following is quoted from the Amazon product page: Size 99 mm x 30 mm x 14 mm (excluding HDMI connector), 108 mm x 30 mm x 14 mm (including HDMI connector) Weight 53.6g Processor Quad-core 1.7GHz GPU IMG GE8300 Storage 8 GB Audio Dolby Atmos, 7.1 surround sound support, 2ch stereo, up to 5.1ch HDMI audio passthrough Wi-Fi Dual-band, dual-antenna Wi-Fi (MIMO): 802.11a/b/g/n/ac compatible. Voice Recognition Supported by the included Alexa Voice Remote or the free Fire TV Remote App (available on Fire OS, Android OS, and iOS) IR Compatible AV Device Control The included Alexa Voice Remote can control IR-compatible TVs, soundbars, and AV amplifiers. (May not be compatible with some products) Cloud Storage All Amazon content can be stored in the cloud for free Input/Output Ports HDMI output, Micro USB (for power) 4K Support A 4K-compatible TV is required to watch 4K Ultra HD content. Not all services support 4K and HDR. Click here for more details. Output 2160p, 1080p, 720p, up to 60fps Formats Video: Dolby Vision, HDR-10, HLG, H.265, H.264, VP9 Audio: AAC-LC, AC3, eAC3 (Dolby Digital Plus), FLAC, MP3, PCM/Wave, Vorbis, Dolby Atmos (EC3_JOC) Photo: JPEG, PNG, GIF, BMP Bluetooth Bluetooth 4.2/5.0 BLE System Requirements HD TV with HDMI port, internet via Wi-Fi, power outlet