Eco mode for up to 6000 hours lamp life. Whisper mode for 29dB low noise level. Picture Quality:Screen size 30-300in (76.2-762cm). Resolution 1024 x 768 XGA. Brightness 2200 Lumens. Contrast ratio 400:1. Progressive scan. Connectivity:PC input socket. Composite. S-Video socket. AV socket (rear). Sound Quality:Mono. 1w RMS power output. Additional Features:NTSC compatible. Remote control requires 2 x AA batteries (included). 230v AC mains operated. Size (H)9.8, (W)31.7, (D)28.8cm. 3.3kg. Ceiling mountable (brackets not included) Standby power consumption 5 watts.