Sharper Image SBT5003BK Sound-Responsive Mini Wireless Bluetooth Speaker with LED Lights, Black The Mini Responsive Speaker from Sharper Image offers delivers big features from its small footprint. Although this tiny speaker only takes up a few inches of space, its mighty sound and endlessly entertaining lights stand out. Choose from several light settings, both responsive that moves to the beat of your music, or preprogrammed settings for a passive but pretty light show. Connect to your Bluetooth-enabled devices or use an aux-in cord (included) to play your favorite music. Features: Responsive lights speaker with option for preprogrammed lights. Bluetooth wireless. Compact size and small footprint for easy placement. Sleek design fits in to office or home settings. Aux-in cable for wired use for devices with 3.5mm jacks.