When it comes to advertising, you want to get your message out to the masses in efficient fashion. What better way is there to display digital content than on your back as you walk through a crowd? Our digital backpack offers an easy and comfortable way to advertise with high impact. As you weave your way through a trade show, music festival, or sporting event, passersby can�t help but notice! The black canvas backpack comes with a 21.5� vertical screen attached to the outside. The HD resolution and backlit LED panel ensures your message stays visible day or night. The Android 7.1 OS gives access to the Google Play Store, Chrome, as well as DiViEX slideshow software. Upload your digital content via Ethernet, HDMI, or USB ports, or choose to connect via WiFi or Bluetooth. Weighing in at just 11.5 lbs., the backpack is light enough to wear all day and comes with padded shoulder straps. Once the unit is charged, you�ll have up to 8 hours of use! Wear this novel digital display for all your marketing and advertising needs! Specifications: Overall Width x Height x Depth: 13.0" x 17.5" x 6.0", Includes: Pre-Installed DiViEX Slide Show App, Charging Cable, Rechargeable Battery, Features: Built-In Speakers, Remote Control, Portable, Lockable, Digital Screen, Weight: 11.5lbs, Material: Aluminum, Canvas, Nylon, Tempered Glass, Foam, Color: Black, Orientation: Portrait, Power Cord Length: 26", Battery Life: 6-8 Hours, Charging Time: 9-12 Hours, Screen Size: 21.5", Brightness: 1000.0 cd/m2, Screen: LCD, Anti-Glare, Panel Type: LCD, Backlight Type: LED, Resolution: 1080x1920, Refresh Rate: 50-60-Hz, Voltage: 12.6V, Connectivity: Bluetooth, WiFi, Internal Storage: 16GB, Supported Photo Files: JPEG, BMP, PNG, GIF, JPG, Supported Video Files: MPEG4, AVI, MP4, MKV, FLV, WMV, MOV, Supported Audio Files: MP3, RAM: 2GB, Capacity: 12800 mAH, Warranty: 1-Year Limited Warranty, Operating System: Android 7.1, Viewing Angle: 178� (H), 178� (V), Panel Life: 30,000hrs, Response Time: 5ms, Contrast Ratio: 1000:1, Ethernet LAN (RJ45): One, Video Input Type: SD, HDMI Ports: 1, USB 2.0 Ports: 2, Speaker Output: Integrated Speaker Outlet, Pixel Pitch: 0.248 mm< Working Temp (�F) - Min, Max: 104-32�, Storage Temp (�F) - Min, Max: 14-140�