SHIPPING ALERT! Free shipping is applicable to 47 contiguous states excluding Alaska, Hawai, Washington State. Please request for shipping cost for APO/FPO, US PROTECTORATE, Hawai/Alaska and Washington State.BRIEF SUMMARY Keep your audience engaged during presentations with the 3100-lumen NEC M311X, an easy-to-use and budget-friendly portable projector. This projector is ideal for education and small-to-medium-sized business environments that need essential features, including bright images, automatic technologies and eco-friendly appeal. Wireless Imaging Utility (WIU) enables users to send an image from their iPad directly to the M311X, while Crestron Room view aids in emergency messaging. The M311X offers lamp life up to 10,000 hours and a high contrast ratio of 3000:1.HDMI input connects you to high-definition sources HDMI input connects you to high-definition sources USB Viewer allows you to present without a PC using a USB flash drive Variable audio-out allows the remote control to adjust the volume of self-powered external speakers connected to the projector ECO Mode technology helps extend lamp life and lowers power consumption Integrated active lens cover mutes audio and video while lowering the lamp power to 25% to conserve energy Integrated RJ-45 and/or wireless LAN (optional) quickly connects to the LAN for control or image transmission Dual computer inputs ensure quick switching between presentations Virtually maintenance-free design includes improved 6000-hour filter life SPECIFICATION White Brightness: 3,100 ANSI Lumens Resolution: 1024X 768 Aspect Ratio: 4:3 (XGA) Contrast: 3,000:1 (full on/off) Dynamic Iris: Yes Display Type: 0.63" 3LCD Chips Color Processing: 8-bit Video Modes: 720p, 1080i, 1080p/60, 576i, 576p, 480p, 480i Data Modes: MAX 1600x1200 Lamp Type: 180W AC bulb Lamp Life: 5,000 hours /10,000 hours (Eco) Lamp Model: NP15LP Included Lens: 1.7x manual zoom, manual focus Optional Lenses: No Lens Shift: No Throw Distance: 3.7? ? 27.3' Image Size: 25.00" - 300.00" Throw Ratio: 1.37:1 - 2.27:1 (D:W) Digital Keystone: Vertical only Projector Size: 3.90" x 13.40" x 10.10" (HxWxD) Weight: 6.4 lbs Audible Noise: 32 dB / 26 dB (Eco) Internal Speakers: 10.0 Watts Mono Power: 248 Watts 100V - 240V Connection Panel: Composite: RCA, HDMI, Network: RJ-45, RS232: DB-9pin, S-Video, USB, VGA In: Dsub-15pin x 2.