1.New Wireless speaker Whiteboard 2.Own R&D software Free Customize 3.infrared touch 4.Size:96 5. Material: aluminum 1 Advanced ... response;2 Good Quality: Durable Material : 100%Aluminum frame , Honeycomb panel , anti-corruption, anti distortion, fire-proof, durable (work 8 years ... the whiteboard;10) Free User Customize: Support add users, free switch user, edit user function menu, delete if no need;11 ...