ㆍUniversal Mounting on the Headrest Pole from 10mm-16mm ㆍ360 degree Swivel Connecting Plate ㆍAdjustable to desired Angle ㆍSuitable for Cellphone/Handheld Devices ㆍAdjustable Bracket - from iPhone 4 (3.5") to Galazy Note (5.5") ㆍAnti-slippery Silicone Pad Applied ㆍDimmension: 143mm(W)x68mm(H)x130mm(D)