Willy Buy via Amazon offers the Motorola HZ720 Elite Flip Bluetooth Headset, model no. 89504n, for $27.99 with free shipping. (Non-members can get free shipping with orders of $35 or more; otherwise, shipping adds $5.44.) That's the lowest total price we could find by $10. It features an in-ear hook, flip design, extended range of up to 300 feet, and up to six hours of talk time.