BYINTEK R20 MAX Auto-focus Smart Portable Projector, Android Wireless Chargeable Projector, Support 4K, 300 Inch Picture, Support Arabic

System Android 11.0 OS WiFi : 2.4G & 5G dual-band WiFi BT: BT 5.0 CPU: MTK Contex A53 4 core decode 4K H.265/AVS2 4K*2K/30HZ GPU: Mali-G52 Memory: RAM 2G DDR3, ROM 32G BeMMC WiFi-display: Support Airplay, Miracast, DLNA.(EShare is pre-installed) Optical specifications Light Engine: TI 0.45 inch WVGA DMD Light Source: OSRAM RGB 3LED Light Lifetime: 50000 hours Brightness: 750 ANSI lumens Contrast Ratio: 15000:1 Resolution: 1280*800, Max support 4K Aspect Ratio: 16:10/16:9/4:3 Off-aixs:100% Throw Ratio: 1.2: 1 Project Dimension: 30-300 inch Project Distance: 1- 8m Focus Mode: Auto-focus Zoom: Remote electric zoom 6D Keystone: Auto/Manual keystone, Manual corner keystone Others specifications Speaker: 5W*2, Stereo output Projection Mode: Front/ Rear/ Ceiling front/ Ceiling rear Keystone Correction: Auto/Manual Vertical keystone, Manual Corner Keystone Device: 18*14*12.8cm Weight: 1.43kg Interface HD 2.0 *1; USB 2.0 *1, USB 3.0*1 (Read Data from USB SSD Hard Drive, Support Mouse, and Keyboard Control) Network*1 (Connect ethernet) 3.5mm Headphone jack (Audio Out ) *1 DC-in 19V/3.42A (DC 5.5mm*2.5mm) Compatible with a variety of devices 1. The USB interface can read solid-state hard drives and U disks up to 32G and supports an external mouse, gamepad, and 2.4G air mouse to control the projector. 2. The built-in HD 2.0 interface can support up to 4K signal input and can be connected to PS4 game consoles, computers, Blu-ray DVDs, TV boxes, and other high-definition devices. 3. The audio output interface can be connected to external speakers. Package list Projector *1 Power adapter *1 Power Cable *1 IR remote control *1 User manual *1