Guru Tablets via Amazon offers the iDeaUSA AtomicX On-Ear Bluetooth Headphones in Black, White, or Red, model no. HP001BT, for $39.99 with free shipping. (Fry's Electronics charges the same for White.) That's $30 off list and the lowest total price we could find. Features include Bluetooth 3.0, 20Hz to 20KHz frequency response, and up to 5 hours of playtime.