Model Number: D2421 Color: Black What’s In The Box: Nebula Capsule II, remote, quick start guide, PD charger, Type-C cable, 12-month warranty, and our friendly customer service. Note: Remote required to use the Google Assistant. Size Height: 5.9 in Diameter: 3.14 in Weight: 26.1 oz Display Display Technology: 0.3-in HD DLP Native Resolution: 1280 x 720 Brightness: 200 ANSI lumens Lamp Life: 30, 000 hours Aspect Ratio: 16: 9 Throw Ratio: 100 in@2.94m?80 in@2.35m?60 in@1.76m?40 in@1.18m Offset: 100% Focus Adjustment: 1-second autofocus Projection Mode: Front / Rear / Front Ceiling / Rear Ceiling Keystone Correction: Auto (vertical ±40°) Interface HDMI: HDMI 1.4 up to 1080p input Type C: PD charging AUX: Out USB Type A: For USB flash drive Control Physical Buttons: Power / Mode Switch (Bluetooth speaker power) Touch Buttons: D-pad / Volume ± Back IR Remote: Power / D-pad / Volume ± / Source Switch (Focus) / Home / Back / Google Assistant WiFi Remote App: Nebula Connect for Android & IOS Hardware CPU: Quad Core A53 Chipset GPU: Quad Core Mali 450 RAM: 2GB DDR3 ROM: 8GB eMMC Battery: 9, 700 mAh / 3.7v Speaker: 8W Wi-Fi: 802.11a/b/g/n Dual Frequency 2.4 / 5GHz Bluetooth: BT4.0 Dual Mode / A2DP Fan: <30dB> Software OS: Android TV 9.0 Google Assistant: Supported Chromecast: Supported Working Modes: Projector Mode, Bluetooth Speaker Mode OTA: Supported App Store: Google Play Video Playtime: 2.5 hours Charging Time: 2.5hrs with Power Delivery 15V-2A Audio Decode: Dolby support Audio Formats: Supports MP3, WMA, RM, FLAC, Ogg Video decode: HDR10 Video Formats: Supports *.mkv, *.wmv, *.mpg, *.mpeg, *.dat, *.avi, *.mov, *.iso, *.mp4, *.rm and *.jpg file formats