Best Buy offers the Sony Noise-Canceling Bluetooth Headphones in Black for $229.99 with free shipping. That's $45 under our May mention and the lowest price we've seen. (It's also the best deal now by $68.) They feature 40mm drivers, a frequency response of 4Hz to 40kHz, active noise cancellation, 20 hours of playback per charge, and microphone; a carrying case, wired headphone cable, and charging cable are included.