A premium 4LED home cinema projector covering 100% of the DCI-P3 color gamut with 3,200 lumens for true cinematic color in a darkened room. One HDMI 2.0b input supports eARC for high-quality audio return, while the second accepts 4K/120Hz signals downscaled to 1080p/120Hz for gaming. The S/PDIF optical output enables Dolby Atmos passthrough to external audio systems. An integrated QS02 Android TV dongle connects via a hidden mini-HDMI port inside the projector.
BenQ’s 4LED cinema projector with 100% DCI-P3, dual HDMI 2.0b inputs, eARC, S/PDIF audio, and 3,200 lumens.
Device Information
- Manufacturer
- BenQ
- Release Year
- 2023
- Model Number
- HT4550i
- Category
- projector
Available Ports
| Connector | Quantity | Label | Notes |
|---|---|---|---|
| HDMI 2.0b (Type A - Standard) | 1 | HDMI 1 (eARC) | 18 Gbps, 4K/60Hz, eARC, HDCP 2.2, Dolby Atmos passthrough |
| HDMI 2.0b (Type A - Standard) | 1 | HDMI 2 | HDCP 2.2, accepts 4K/120Hz downscaled to 1080p/120Hz |
| HDMI Mini (Type C) | 1 | Internal HDMI (QS02 Dongle) | Hidden port for QS02 Android TV dongle |
| Optical TOSLINK (S/PDIF) | 1 | S/PDIF OUT | Digital audio output for external sound systems |
| USB Type-A (USB 2.0) | 1 | USB (Power, 2.5A) | 5V/2.5A power supply for streaming devices, also labeled Service |
| USB Type-A (USB 2.0) | 1 | USB (Media) | USB media playback |
| 3.5mm TRS (Stereo Audio) | 1 | Audio OUT | Analog stereo audio output |
| RJ-45 (100BASE-TX Fast Ethernet) | 1 | LAN | Network control and management |
Notes & Compatibility
HDMI 1 supports eARC for Dolby Atmos passthrough. Second HDMI accepts 4K/120Hz input downscaled to 1080p/120Hz. Internal HDMI Mini port for QS02 dongle. RS-232C and 12V trigger available. One USB port rated at 2.5A for power delivery.
