SONY SRS-XB01 EXTRA BASS Wireless Speaker White Unused This is the SONY wireless speaker SRS-XB01. You can enjoy powerful, deep bass thanks to the EXTRA BASS function. It's a compact size, making it convenient to carry around. Although it is unused, please refrain from purchasing if you are sensitive to items stored at home. [Brand] SONY [Model Number] SRS-XB01 [Category] Wireless Speaker [Color] White [Other] EXTRA BASS function, Dustproof/Waterproof Performance (equivalent to IPX5), Battery life approximately 6 hours Thank you.