Due to this high prevalence, vertebral artery hypoplasia (VAH) has not yet been considered an independent risk factor for ischemic stroke [1,2].
How to use your own headphones on Americanâs new 777-300ER. Passengers traveling in First and Business Class on Americanâs new 777-300ER are provided with Bose QuietComfort 15 Acoustic Noise Canceling headphones to use during the flight.
This list focuses on active noise-canceling headphones, but our list of The Best Headphones has some very good alternatives for purists. Wired or Wireless Now that the iPhone 7 and some other notable new phone are shipping without a headphone jack, you might want to think about going the wireless router.