**Specifications:**
**Brand:** deli
**Models:** 50448, MS303, 33737, 50452S, MS500, MS801, 50474, MS901, 50492
**Features:**
- Hanging projection screen with dual-use bracket/wall mount
- Universal projector bracket
- Fiberglass screen
- High screen-to-body ratio
- Motorized retractable screen
- High gain for enhanced viewing
- Anti-curl edge photon screen
- Remote-controlled electric projection screen
- 4:3 and 16:9 aspect ratios available
**Technology:**
- Photon 3.0 screen with memory layer
- Optical resonance cavity technology
- Five-layer balanced visual experience
**Installation:**
- Supports embedded and hanging installation
**Certifications:**
- No formaldehyde or odor
- Conforms to national standards
**Additional Information:**
- Multiple viewing angles
- Low-noise motor for quiet operation
- Various sizes available: 150-inch, 120-inch, 100-inch, 84-inch
**Product Information:**
- Power cord length: 2535mm
- Product dimensions: 2535*80*1735mm
- Screen material: PET + cold-rolled plate
- Aluminum alloy casing
- Package includes: electric screen, remote control, screws, manual, portable level
**Installation Requirements:**
- Elevator/staircase dimensions
- Turning width, diagonal elevator door, distance from handrail to wall, depth
**Installation Diagram:**
- Top hanging method: drill holes in the wall, insert expansion screws for suspension
- Wall mounting method: drill holes in brick or concrete, insert screws for hanging
**Note:** Product specifications are based on laboratory tests and may vary for individual preferences.