1. Tag nrho-hauv-ib qho kev tsim qauv, ntau lub tshuab tshaj tawm, cov xim puv npo, cov duab ci thiab muaj yeeb yuj;
2. Nruab nrog phab ntsa-mounted bracket, nws txhawb nqa kab rov tav thiab ntsug. Lub tshuab kev tshaj tawm txhawb nqa cov ntaub ntawv tso tawm, cov kev pab cuam tej thaj chaw deb tso tawm, synchronous playback, pub dawb cais npo, PPT, phau ntawv flipping nyhuv thiab hla cheeb tsam chaw taws teeb tswj thiab saib xyuas, thiab lwm yam .;
3. Kev them nyiaj yug capacitive G + FF thev naus laus zis, kev txhawb nqa 10-point kov, ultra-nqaim ciam teb;
4. Cov tsos xim, muaj nuj nqi thiab ci tuaj yeem kho tau.
5. Cov tsos xim, muaj nuj nqi thiab ci tuaj yeem kho tau.
