Home audio system 6.5 inch 15w bluetooth active ceiling speaker built-in class d amplifier abs material speaker for bathroom

Home audio system 6.5 inch 15w bluetooth active ceiling speaker built-in class d amplifier, abs material speaker for bathroom Specifications:● power: 1*15w@8ω● Type: plug and play bluetooth ceiling speaker● Amplifier channels: 4 channels, rms 4x15w amplifier board● Amplifier type: digital class d● Frequency response: 120hz-15khz (±3db)● Thd: < 0.05% at 1khz, 1/3 rated output power● S/n: what? > 70 db● Speaker unit: integration of 6-inch dual cone ceiling speakers● Installation: on the ceiling● Decorative material: abs;● Power supply: dc15v5a● Case size: ☑ 185x60mm● Opening hole size: ☑ 170 mmTips:1. please note that the bluetooth name is surpass, the password is 1688. if you don't want to pair the password or want to connect the bluetooth tv, smart voice assistant and other devices via bluetooth. please contact customer service for a replacement before placing an order.2. We can customize your bluetooth name and password according to your needs. the password must use 4 digits (except 0000). if you need to modify it, please make a note after placing your pre-order or contact customer service, otherwise we will send it according to the default bluetooth name and password.Package included:Ceiling speaker x1/2/3/4 Power supply x1 Speaker cable (optional)  Welcome to visit our store~