Media Vox Classrm BT SpeakerMedia Vox "Classroom" Bluetooth Speaker System : Designed specifically for the educational environment, the Bluetooth media speaker is engineered to provide room filling sound from low media carts to high wall mounted locations. The bass port enhances sound quality, while tone controls allows the system to be dialed in for best performance in any classroom. Micropohone input on the side enables a PA function to boost speaking performances. Sound