Epson PowerLite Pro Cinema 4040 Users Guide - Page 144
Projector Lamp Specifications, Remote Control Specifications, USB Type A port compatibility
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Zoom ratio 1 to 2.1 (Tele-to-Wide) Noise level 31 dB (High Power Consumption mode) 20 dB (ECO Power Consumption mode) Keystone correction angle ± 30º vertical USB Type B port compatibility USB 1.1 and 2.0 compliant for service and firmware update USB Type A port compatibility Two USB 1.1 and 2.0 compliant ports; one for optional HDMI cable with 300mA power supply and the other for firmware update and WiFi module with 500mA power supply Parent topic: Technical Specifications Projector Lamp Specifications Type Power consumption Lamp life UHE (Ultra High Efficiency) 250 W High Power Consumption mode: Up to about 3500 hours Medium Power Consumption mode: Up to about 4000 hours ECO Power Consumption mode: Up to about 5000 hours Note: Turn off this product when not in use to prolong the life of the projector. Lamp life will vary depending upon mode selected, environmental conditions, and usage. Brightness decreases over time. Parent topic: Technical Specifications Remote Control Specifications Reception range Batteries 32 feet (10 m) Two alkaline or manganese AA 144