Epson EB 770 Fi interactive smartwatch projector for classrooms

BrightLink 770Fi – Key Specifications

Display & Projection

Resolution: Full HD (1920 × 1080)

Display Size: Supports ultra-short-throw from ~71′′ up to ~143′′ (depending on aspect ratio)

Projection Technology: 3-chip 3LCD laser-light source

Brightness: 4,100 lumens (white and colour)

Light Source Life: Up to ~20,000 hours (Normal mode) / ~30,000 hours (Extended/Eco mode)

Contrast Ratio: Over 2,500,000:1 (Dynamic Contrast)


Throw & Screen Compatibility

Ultra‐Short Throw Lens: Throw ratio ~0.25:1 (approx)

Screen Modes/Aspect Ratios supported: 16:9, 4:3, 16:10, 21:9, 16:6

Interactive Mode Screen Size (guide): 16:9 ~60′′-100′′; 21:9 up to ~110′′


Interactive Features

Dual-pen support (two pens for on-screen annotation)

Optional finger touch module available (turning projected display into interactive touch surface)

Wireless screen sharing: Supports mirroring/casting from multiple devices simultaneously

Split-screen capability: Display digital content and whiteboard/interactive canvas side-by-side


Connectivity & Audio

HDMI: Multiple HDMI input ports

Wireless: Built-in WiFi (802.11a/b/g/n/ac) and LAN network support

Speakers: Built-in audio (e.g., 16 W mono)

Ease of installation: Auto-on, short-throw mount friendly (minimizes shadows/reflections in classroom)


Durability & Installation

Designed for heavy use in education/meeting rooms: virtually maintenance-free laser source

Low noise: Fan noise levels approx ~37 dB (Normal mode) / ~27 dB (Quiet mode)

Weight & size: Compact UST format, ~6 kg weight (approx) for easier mounting