The Boomerang NFC Speaker is a crescent-shaped wireless audio dock that “offers a portable home-theater for your mobile device or tablet”. NFC technology makes pairing simple and the unique “Expansion Sleeve Design” lets it work with numerous devices. Available in two sizes, the large Boomerang ($79.99) has two 6W speakers, while the mini Boomerang ($59.99) has two 4W speakers; both arrive in mid-December.