Foldable Headphones, TaoTronics Foldable Bluetooth Headphones Durable Over Ear Headphones with Soft Protein Ear Pads, 22 Hour Playtime, FOL A finely tuned audio symphony pairs with an advanced CSR Bluetooth chip and dual large-aperture 40 mm drivers Weighs barely 7.2 oz / 204 g; features soft protein ear pads, an adjustable head band, and swivel ear cups Bluetooth headphones stream audio all day long on a single charge Over ear headphones provide two ways to connects, and pair with two devices simultaneously over Bluetooth Control volume and audio track directly from the Bluetooth headset; or chat away with the built-in microphone