1. Product standard configuration: complete machine, remote control, power adapter, high-definition HDMI cable, paper manual (more detailed electronic manual application built into the machine), exquisite color box 2. Interface configuration: USB2.0 interface , USB3.0 interface, AV interface, TF card slot, audio interface, AC power interface, HD HDMI line interface, network interface 3. Interpretation of functional outlets: 45 manual / automatic keystone correction degrees, 32G large memory, quad-core processor, 10 pure glass lens, auto focus, Bluetooth function, 2.4G/5G dual-band WIFI, HIFI sound quality, support 3D, wireless The same screen, free download APP Android system, AI intelligent voice. Brand: Toumei Model: V7 Type: Multifunctional Power Consumption: 35W Noise: 25bd Speaker: Support Dolby sound Video Format: RMVB, MPEG-4, FLV, PAL, NTSC, SECAM, MP4, 3GP, H.264, MPEG-2, M4V, 1080P HD playback, avi support Wireless projection function: support Display scan frequency: 62.10Hz Operation system: Android Brightness: 4000 lumens or more Input port : USB, WLAN Plug and play: support Projection method: desktop front projection Adjustment function: electric focus Power supply: 220V Resolution: 1920 x 1080 dpi Screen ratio: 16:9 16:10 4:3 Port of output: HDMI, audio, SD card Zoom factor: fixed focus Projection technology: DLP Drop screen size: 30 inch ~ 300 inch Product size: 190*100*120mm Product weight: 0.9 (KG) Packing list: power adapter, HDMI cable, remote control, host