Purchased in January 2014 and still unopened. Danboch is a cardboard home soundproof room designed to allow you to fully enjoy hobbies and activities at home where you might be concerned about sound leakage. [Examples of Danboch Series Use] ・Live streaming on YouTube, etc. ・Recording ・Playing musical instruments ・Workspace ・Personal retreat room Size: W80 cm x D110 cm x H164 cm *Including ventilation port Internal dimensions: W74 cm x D104 cm x H148 cm Packing size: W161cm x D118cm x H28cm Packing size (with sound-absorbing material included): W161cm x D118cm x H35cm Door opening size: W53cm x H125cm Height without ventilation port: 154cm Weight Total weight when assembled: Approximately 25.54kg Total weight when packed: Approximately 39.04kg Remarks ・Ventilation port on the ceiling ・Service hole for passing cables 　　Size: Inner diameter 40mm ・Table 　　Dimensions: 73cm (width) x 42cm (depth) x 3.2cm (thickness) 　　Weight capacity: 10kg Please be careful when placing musical instruments, computers, etc. inside the Danboch.