Sony Ericsson Portable Light Weight Wireless Bluetooth Speaker for Aino, C510a, C902, C905a, Equinox, Naite, Saito, TM506, W350a, W518a Multimedia Smartphone Cellphone [Retail Packaging] Share your music wirelessly from your mobile phone Powerful and clear sound in unique design Connects to other music devices via 3.5mm line-in Portable and easy to use: no cords, no hassle Rechargeable integrated battery