InfoComm 2022: ELMO Debuts HS-2 Collaborative Wireless Presentation Hub for Up to Four BYODs at Once June 12, 2022 | Home / June 12, 2022 rave-video / InfoComm 2022: ELMO Debuts HS-2 Collaborative Wireless Presentation Hub for Up to Four BYODs at Once InfoComm 2022: ELMO Debuts HS-2 Collaborative Wireless Presentation Hub for Up to Four BYODs at Once