Features: This tripod mount adapter with two universal phone clamps to hold two smartphones simultaneously, clamps can be used for live streaming on two platforms or using one phone to fulfill the function of a teleprompter. Constructed with aluminum, providing support with reliable durability. For easy carrying and on the go use. Comes with three standard 1/4in 3/8in screw holes and for Arca base, for most tripods, monopods, and selfie sticks with a 1/4" screw and for Arca tripod head. Fit various equipment and devices attach secure for stable streaming and recording. It can attach additional accessories such as microphones, led video lights(not included), enabling you to use different accessories. 360 degree rotatable, enabling you to choose the phone placement you need. security to clamp the phone without falling. Specifications: Material: Aluminum Size: About. 3.8x3.7x12.8cm/1.5x1.46x5.04in(for 57-85mm Width Phone) Package Includes: 1pc Phone Tripod Mount Adapter note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.