Based on this product's specifications, here are some alternatives and similar models
Interactive whiteboard BenQ RP7505 75" (190.5 cm) 3840×2160 UHD Android, 450 cd/m², Wi‑Fi 6, HDMI, USB‑C, 25W+20W audio
Summary description:
BenQ RP7505 is a 75" (190.5 cm) interactive whiteboard with 3840×2160 UHD touchscreen and a working area of 1649.7 × 927.9 mm. It runs Android on an ARM Cortex A78/A55 architecture with up to 128 GB internal memory. The panel delivers 450 cd/m² brightness, integrated speakers (25 W) plus 20 W subwoofer, and connectivity including HDMI, DisplayPort 1.2a, USB‑A/B/C and Wi‑Fi 6, suitable for classrooms, meeting rooms and collaboration spaces.