Compact and Portable: This mini projector measures 11.9x8.6x4.8cm (0.29kg), similar in size to a smartphone. Designed for home entertainment in dark environments, not suitable for business presentations. Includes a built-in speaker but lacks Bluetooth support. External Power Required: No built-in battery; requires a 5V/2A power source like a wall charger or power bank. Great for travel, camping, or outdoor use without electricity. Popular among children. Multi-Device Compatibility: Features ARC/USB/AV/SD slots to connect smartphones, laptops, tablets, DVD players, gaming consoles, streaming devices, USB drives, and more. Image Quality: 800 Lumens, native resolution 480x320 (supports up to 1080P). Aspect ratios: 4:3 or 16:9. Projects up to 60 inches from 1-3m. Note: May not support Dolby audio. Ideal for beginners, not professionals. Connection Guide: To connect smartphones or tablets, use a compatible ARC cable (Lightning/Micro USB/Type-C). WiFi requires a separate dongle (not included).