The NEC Visual Systems NP05LM1 is a wireless LAN adapter that is compatible with the following projectors:NP-M283XNP-M323WNP-M323XNP-M333XSNP-M353WSNP-M363WNP-M363XNP-M403HNP-M403XNP-P452HNP-P452WNP-P502HNP-P502HLNP-P502WNP-P502WLNP-UM351WNP-UM351Wi-TMNP-UM351Wi-WKNP-UM351W-WKNP-UM352WNP-UM352W-TMNP-UM352W-WKNP-UM361XNP-UM361Xi-TMNP-UM361Xi-WKNP-UM361X-WK NEC NP05LM1 Wireless LAN Unit for NEC Projectors.