Thank you for viewing this product. Product: ・Duct rail fixer, 2kg weight capacity (black, without a power plug) ※ Brand new, unopened ※ Only the product shown in the first photo Description: ・A mounting bracket that allows you to easily attach many AV devices (projectors, cameras, lighting, speakers, etc.) with a standard 6.5mm (1/4 inch) screw hole to a ceiling rail with a single touch, without using tools. ・By installing it on the ceiling, you can utilize space without taking up space on tables or floors, and quickly respond to layout changes in your home or store. Features: ・You can adjust the spherical head 360° in all directions when installing projectors or directional lighting planned for wall projection. ・PSE mark certified (Quality certification obtained according to the Japanese Electrical Appliance and Material Safety Law) ・2kg weight capacity (It is recommended that the weight of the installed equipment be within 2kg) ・Extension parts (4.7cm) can be extended in length for an additional 400 yen per piece, so please comment if you wish. We will handle it with a dedicated listing. ＜Examples of installed models＞ ・BOSE SOUNDLINK REVOLVE / REVOLVE+ / REVOLVE 2 / REVOLVE+ 2 ・SONY SRS-XB501G ・Amazon Echo (4th generation) ・Anker Nebula Vega Portable, Astro, Capsule ・XGIMI MOGO / MOGO PRO / Halo / XGIMI Halo+ Etc. 【Usage scenarios】 Dolby Atmos speaker configuration Pet / CCTV / Bird's-eye view camera Home projector, etc. ＊I think it's a great deal for those considering purchasing. ＊We will ship as soon as possible on the same day, or at the latest, the next day. ＊No discounts If you have any questions or concerns, please feel free to comment. Thank you very much.