GrabWirelessUSA via eBay offers the Motorola S10-HD Stereo Bluetooth Headphones, model no. 89468N, for $36.49 with free shipping. That's the lowest total price we could find by $4, although we saw them for $2 less in May. These wireless headphones feature compatibility with most Bluetooth devices, up to 9 hours of talk time, up to 8 hours of music playback, and hydrophobic acoustic mesh protection for speakers.