Compatibility: HP ProOne 400 G9, Minimum dimensions (W x D x H): 119 x 203 x 40 mm (VESA Bracket); 119 x 203 x 40 mm (EPS Holder), Package dimensions (W x D x H): 110 x 214 x 128 mm, Weight: 402 g (VESA adapter); 397 g (EPS Holder), Package weight: 814 g, What's in the box: 1 Vesa adapter; 1 EPS holder, Warranty: 01 Year Limited, 56P78AA.