Specifications

Product name	Interactive nano blackboard	Resolution	3840*2160(4k)
Size	75", 86", 98" or customized	Brightness	450(cd/㎡)
Screen type	Capacitive Nano touch	OS	Dual OS system
Usage	Teaching, conference, query, household, advertising	Glass type	3/4mm tempered glass
Installation way	Wall mounting/mobile stand	Life time	More than 50000H
Function	PC, tablet, projector, writingboard, projection screen, speaker	Working voltage	50-60HZ 100-250V
Best viewing	Up:89 down:89 left:89 right:89	Contrast ratio	5000:01:00
Distance	0.5622*0.5622mm	Display Color	16.7M
Internet	LAN/WIFI	Max. viewing angle	178°

Our nano blackboard fuses classic and innovative teaching methods! Dual writable chalkboard panels preserve the convenience of hand-drawn notes and sketches.

The central multimedia unit combines crisp display, sensitive touch, and flexible content playback. Easily switch between chalk writing and digital media-videos, slides, online resources-for dynamic classes.

Durable, anti-glare, and user-friendly, it enhances engagement while respecting familiar teaching styles, a must-have for modern classrooms!

The central all-in-one is equipped with a high-def touchscreen, delivering sharp, immaculate visuals. Its responsive touch enables instant marking and seamless content navigation. Supporting multi-format playback, it crafts vibrant, interactive lessons that naturally boost classroom participation.

Fitted with DP, HDMI, USB 3.0, LAN, AUDIO and WIFI, it meets every connectivity need. DP/HDMI enable high-def video delivery, USB 3.0 allows fast data synchronization, LAN/WIFI provide stable dual-network access, and AUDIO ensures clear sound-seamless device integration for flexible teaching.

Built with industrial-grade aluminum alloy, the back cover delivers top-tier heat dissipation to protect internal components. Tough yet lightweight, it stands up to daily use for long-lasting reliability, maintaining a sleek, professional design-ideal for consistent classroom performance.

Featuring foldable chalkboards, a 4K UHD tempered glass screen, and 20-point touch support. It delivers ultra-sharp visuals, scratch-proof sturdiness, and seamless multi-touch responsiveness-markedly enhancing teaching versatility and user experience.