Amazon offers the LG Tone Infinim Wireless Bluetooth Stereo Headset in Black model no. HBS-910, for $66.67 with free shipping. That's $13 under our mention from Black Friday and the lowest total price we could find now by $3. It features Harmon Kardon sound, Bluetooth 4.1, retractable earbuds, up to 16 hours of talk time, up to 11 hours of music time, and up to 23 days of standby time.
Update: Specs corrected.