Kick Bot via Amazon offers Prime members the SoundBot Bluetooth Stereo Headset in Sapphire Blue or Kermes Red, model no. SB240, for $15.99 with free shipping. (Non-Prime members can spend $35 or more to qualify for free shipping; otherwise, shipping adds $6.25.) That's $84 off list price and the lowest total price we've seen. It features a microUSB port; foldable design; support for Bluetooth A2DP, AVRCP, and HS/HF profiles; up to 20 hours talk time; and up to 400 hours standby time.