BenQ Interactive Whiteboard RP7504, 75"

Germ-resistant screen, pen, and remote
Built-in air ioniser for clean air
2 x 20W speakers with subwoofer for immersive sound
One-tap NFC login to instantly load lesson materials
Interactive teaching tools for more hands-on lessons

Panel:
Screen size:  75"
Panel type:  IPS
Resolution:  UHD 3840 × 2160 pixels
Active area:  1649.7 × 927.9 mm
Aspect ratio:  16:9
Brightness without glass (typical):  450 nits
Contrast ratio (typical):  1200:1
Dynamic contrast ratio:  50000:1
Color depth:  10-bit
Response time:  8 ms
Color gamut:  72% NTSC
Operation hours:  18 hours / 7 days
Orientation:  Landscape

Glass:
Hardness:  9H tempered
Germ-resistant coating:  Nano-ionic silver
Anti-glare coating:  Yes

Touch screen:  
Touch technology:  Infrared touch
Touch points:  up to 40
Response time:  < 10 ms

System:
CPU:  Arm Cortex-A78 × 4 + A55 × 4
GPU:  Arm Mali-G57 MC5
Memory | Storage:  8GB I 64GB
OS:  Android 13 EDLA

Connectivity:
HDMI (in / out):  4 × HDMI 2.0 | 1 × HDMI 2.0
DisplayPort (in / out):  1 × 1.2a
3.5 mm Line in (1):  Mic × 1
3.5 mm Line in (2):  PC Audio × 1
3.5 mm Line out:  Earphone × 1
SPDIF (in / out):  1 (optical)
USB-A:  7 × 3.0, 1 × 2.0
USB-B (for touch):  3 × 3.0
USB-C:  1 × 3.0 (PD 100 W), 2 × 3.0, 1 × 2.0 (PD 65 W)
Slot-in PC (OPS):  1
Ethernet LAN:  2

RS-232: 1

Built-in peripherals:
Microphone:  8 (Max. pickup range 8m)
Speaker:  2 × 20 W
Subwoofer:  1 × 16 W
Air sensor: CO₂, PM₂.₅, PM₁₀, TVOC, CH₂O, temperature, humidity
IR sensor: 1
Ambient light sensor:  1
Motion sensor:  1
NFC sensor:  Yes
Wi-Fi6, Bluetooth 5.2:  Built-in
Air Ionizer:  1

Software: Whiteboarding EZWrite 6.0; Wireless screen sharing InstaShare 2; Device management DMS; Account management AMS; Quick access tool Floating Tool; Broadcast system X-Sign Broadcast; Flicker Free - Yes; Low Blue Light - Yes