Operation confirmed. Purchased new during Black Friday and used a few times. There are no dead pixels, but dust has adhered to the lens, causing it to appear on a black screen. However, it can be removed by cleaning the lens with a cleaning cloth. All accessories are included. High-performance projector X9 with Dolby Audio. - Brand: TOPTRO - Model: X9 - Audio Features: Dolby Audio - Accessories: Remote control, quick start guide, power cable - Features: Stereo field, bass boost, balance adjustment Thank you for viewing.