1,[Screen Mirroring] Our portable projector allows for screen mirroring by connecting for iOS and for Android devices with device charging cable, no need for a separate phone adapter. 2,[Built in Speaker] This mini LED projector has built in 4Ω 2W speaker, providing clear sound, supporting external earphones and speakers to meet your needs. 3,[Optical Lens] Featuring professional optical lens, this projector delivers clear and visible 1920x1080P images, effectively solving diffuse reflection focusing issues. 4,[Eye Friendly] Utilizing diffuse reflection imaging technology, this mini projector guards kids eyes. Constructed from eco friendly ABS material, odorless and non pollution. 5,[Portable Design] With its compact size and lightweight build, this portable projector is convenient to carry and is suitable for home theaters, outdoor activities, business presentations. Item Type: Mini Projector Material: ABS Imaging Technology: TFT LCD Light Source Type: LED Physical Resolution: 480x360P Maximum Supported Resolution: 1920x1080P Contrast Ratio: 100:1 LM: 50 ANSI Lamp Life: 30,000 Hours Projection Distance: 0.6-2 Meter Projection Size: 18-60 Inch Projection Ratio: 1.6:1 Input Interface: USB x 1 Speaker: 4Ω 2W Remote Control Battery: 2 x AAA (Not Included) Storage: Maximum Supports 128GB Small Memory Card (Not Included) 1 x Mini Projector (Small Memory Card Not Included) 1 x Sound Cable 1 x Power Adapter 1 x Remote Control 1 x User Manual