1.Large Screen: The projector has a large projection screen of up to 60 inches, offering projection sizes from 20 inches to 60 inches and projection distances between 0.8m and 3.2m. This provides an immersive viewing experience. 2.HiFi Stereo: Mini projector has built in stereo surround speaker that provides all the original sound fidelity and clear sound quality without the need for external speakers. Ideal for indoor outdoor and family entertainment activities. 3.Device Compatible: This projector features a USB port that works perfectly with smartphones, laptops, TV boxes, DVD players, for PS5 and U disks. Can be applied to home theater, video games, parties and outdoor activities. 4.Resolution: Supports 320 x 180 resolution and 30,000 hours of ultra long LED lamp life. Video support SDTV (480i, 576i), EDTV (480p, 576p), HDTV (720p, 1080i, 1080p), NTSC (M, 3.58, 4.43 MHz), PAL (B,D,G,H,I,M,N) SECAM (B,D,G,K,K1,L), image support JPEG, BMP, PNG, GIF, PNG, GIF. 5.Premium Speaker: Portable projector with built in speaker 10W, sound port can be connected to your home speaker. Sound support MP3, WMA, MP2, OGG, AAC, M4A, MA4, FLAC, APE, 3GP, WAV. Suitable for living room, bedroom use.