Advanced 5.0 BLUETOOTH technologyIndependent Bluetooth Digital Amplifier box bring you stereo sound effects. allows for wireless music streaming ability and doubles as a sound processing digital amplifier. You will be able to stream audio from all of your favorite devices (like smartphones, tablets and computers).Perfect use for any flat placesThis ceiling speakers are used at a lot of places . Including places like restaurant, office building, Bathroom, covered porch, Etc.And people have started installing these speakers at homes as Well for convenient music listening.Space saving:the HCS-528BT Ceiling speakers doesn’t consume the space in the room, which can be utilized for either other pieces of furniture or could be left vacant to increase the visual appeal of the room setting . the speakers disappear from view as they no longer require to be placed on the floor or any pedestal or take placed in the room.Moisture Resistant Ceiling SpeakersFor the bathroom, a moisture -resistant ceiling speakers can be used. It is made of heavy duty materials and bears the humid environment better. It can withstand steam either in the bathroom or even in the kitchen. Such moisture-resistant speakers can also be used in the covered porch outside to play music. Sauna Room is another place where these ceiling speakers would work wonders as they would resist moisture.