Product size: 230w x 120D x 230H (cm) (size adjustable) Weight: 490kg
Package: one/wooden case, package weight: 650kg
Material： aluminum alloy, iron, plywood, polyester fiber board, 10cm thick tempered    
                   glass, ash wood,
Sofa material: sponge, solid wood, fireproof linen
Electrical appliance: LED barrel lamp * 2, socket port * 1, USB port * 1, 
                  12V silent fan (imported Japanese NMB bearing) * 2.5m long power cord, 
                  fuse (short circuit protection)
Configuration: desktop, sofa * 2, solid wood TV frame or small blackboard
Side panel thickness 54mm: 12mm plywood+15mm (high-density polyester sound 
                 insulation cotton)+12mm plywood+3mm Velcro+12mm sound insulation cotton.
Noise reduction effect: about 28 dB
Assembly time： 2-3 hours, 2 people