InfoComm 2015: Bose Mentions FreeSpace IZA 2120-HZ Integrated Zone AmplifierJune 19, 2015 | Home / June 19, 2015 rave-video / InfoComm 2015: Bose Mentions FreeSpace IZA 2120-HZ Integrated Zone Amplifier InfoComm 2015: Bose Mentions FreeSpace IZA 2120-HZ Integrated Zone Amplifier