Pro Electronics Distributing via Rakuten offers the Bose QuietComfort 35 Series II Wireless Noise-Cancelling Headphones in Black or Silver for $302.99. Coupon code "PRO45" cuts that to $257.54. With free shipping, that's a buck under our mention from two days ago and the lowest we could find by $71. (It's also the second-best price we've ever seen.) They're reputed to be among the strongest noise-cancelling headphones from Bose, are Alexa-enabled, and feature a battery life of up to 20 hours. Deal ends April 21.