Typical connectivity includes HDMI, USB, and AV inputs plus a 3.5 mm audio jack. Many models also list Bluetooth and Wi‑Fi screen‑mirroring (AirPlay, Miracast, DLNA) and can accept TV sticks or other external streaming devices via HDMI.
Reported lamp/light‑source lifespans vary across the group. Listed values include 50,000 hours, 20,000 hours (one entry specifies a 20,000‑hour laser source), 5,000 hours, and an entry shown as 0.5 years; one item notes “Bulb Life Not Indicated.” Lifespan depends on the specific model and light‑source type.
Commonly supported options include screen mirroring technologies like AirPlay, Miracast, and DLNA, plus wired HDMI for connecting TV sticks or streaming devices. Note that some copyrighted streaming apps may require a connected TV stick or computer for direct playback.
Most listings show 16:9 support. Some models also support 16:10, and a few list both 4:3 and 16:9 as supported aspect ratios.
Projected image sizes commonly span about 30–200 inches, with many listings recommending ranges near 60–130 inches. Reported throw distances in the group vary by model, roughly from about 3.28 feet up to around 18 feet or more.
Many models include built‑in speakers (often described as Hi‑Fi or stereo). Several list Bluetooth connectivity for wireless audio or pairing with external speakers or headphones; one item explicitly mentions "Two‑Way Bluetooth." Some users also connect external speakers via the 3.5 mm audio jack.
