Secondipity via eBay offers the refurbished Sony Wireless Bluetooth Over-the-Ear Headphones in Black (pictured), model no. MDR-ZX770BT, for $49.99 with free shipping. That's $5 under our March mention and the lowest total price we've seen. (It's also $46 below the best price we could find for a new headphones.) These closed-back headphones feature 1-touch listening via NFC, a 20Hz to 20kHz frequency response, 40mm drivers, built-in microphone, 33-foot wireless range, and adjustable earpads and headband.

Also available are the refurbished Sony Extra Bass Wireless Bluetooth Over-the-Ear Headset, model no. MDR-XB950BT/B, for $79.99 with free shipping. That's $5 under our March mention and the lowest total price we could find by $60 for a new pair. They feature 40mm dome drivers, a bass-boosting DSP circuit, rechargeable Li-ion battery with 20-hour talk/playback time, Bluetooth 3.0 with a 30-foot range, 3Hz to 28kHz wired frequency response, 20Hz to 20kHz Bluetooth frequency response, built-in omnidirectional microphone, and auxiliary 4-foot 3.5mm audio cable.

90-day Liquidity Services warranty applies to both items.