ASUS S1. Projector ightness: 200 ANSI lumens, Projection technology: DLP, Projector native resolution: WVGA (854x480). Service life of lamp: 30000 h, Lamp type: LED. Throw ratio: 1.10 - 1.79:1. Analog signal format system: NTSC. Noise level: 32 dB, Noise level (economic mode): 28 dB Screen- Built-in display: no. Connectivity- HDMI port quantity: 1 - DVI port: no. - USB 2.0 port quantity: 1 - Headphone output: 1. Lens system- Projection patio: 1.10 - 1.79:1 Weight and dimensions- Weight: 342 g. - Width: 110.5 mm. - Depth: 102 mm. - Height: 30.7 mm. - Package width: 186 mm. - Package depth: 240 mm. - Package height: 122 mm. - Package weight: 1.82 kg. Maximum power:- Power source: AC -Power consumption (typical): 32 W - Power consumption (standby): 0.5 W Environmental Conditions- Operating temperature: 0 - 40 °C. Network:- Ethernet/LAN: No. - WiFi: no. Projector.- Projector ightness: 200 ANSI lumens - Projection technology: DLP -Projector native resolution: WVGA (854x480) - Contrast ratio 1000:1. - Image format: 16:9 - Compatible screen size: 762 - 2540 mm (30 - 100) - Projection distance: 0.73 - 2.43 m. - Supported aspect ratios: 4:3, 16:9 - Zoom patio: fixed - Number of colours: 16.78 million colours. - Die size: 7.62 mm (0.3) Video.- Analog signal format system: NTSC - Full HD: No. - 3D compatibility: no. Storage support.- Built-in memory card reader: No Lamps.- Service life of lamp: 30000 h - Lamp type: LED. Certificate.-