Ultra-Mini Size & High PortabilityThe mini projector is 5.35 x 4.33 x 2.28 inches, which is equivalent to the palm of an adult and can easily fit into a pocket or bag. The mini projector is easy to carry and weighs only 420 grams.Outdoor use requires AC power WiFi Connection & BluetoothThe mini projector can be connected wirelessly with your iOS/Android phone, Bluetooth speakers, or Bluetooth earphones, bringing you an excellent sound quality experience.Due to copyright protections, streaming services do not support screen mirroring.The Bluetooth of projectors can only connect to external speakers, and does not support connection with cell phones. Native 720P & 1080P SupportThe native resolution of the 2023 mini projector is 1280*720 and supports 1080P video. 120 ANSI brightness and a 2000:1 contrast ratio provide high-definition images and superior color brightness, giving you the best video experience.