ITEM NAME:Dustproof Case for TPA3116D2 2.1 Digital Audio Amplifier Board Subwoofer AMP Description: Bluetooth 5.0 TPA3116D2 Digital 2.1 Audio Amplifier Board Acrylic case. Acrylic case(Do not contain bluetooth power amplifier boardï ¼â€°. Sturdy casing protects and beautifies the amplifier board. Size: 110x100x25mm/3.98x3.94x0.98inch. Material: Acrylic , Color: Clear Package Includes: 1 Piece Acrylic Case SKU: DMO0019330173021589.Bluetooth 5.0 TPA3116D2 Digital 2.1 Audio Amplifier Board Acrylic case. Sturdy casing protects and beautifies the amplifier board. Acrylic case(Do not contain bluetooth power amplifier boardï ¼â€°. 1 Piece Acrylic Case. ).