Enjoy up to 30 hours of true HiFi audio with the wireless Marshall Monitor Bluetooth headphones. They have an ergonomic over-ear design for superior audio isolation and deliver a neutral sound! The unique Marshall style is unmistakably represented by the black vinyl, brass details and Marshall logo embossed on either side. What's more, these headphones are collapsible with ear pads that feature rugged metal hinges. They even come with a protective canvas pouch so you can easily take them with you wherever you go.HiFi sound, wired and wirelessThe Monitor Bluetooth headphones feature aptX technology, which means enhanced audio quality when you use them wirelessly, as well as freedom of movement of up to 10 metres from the audio source without losing signal quality. The built-in battery lasts for up to 30 hours and can be recharged using the included USB cable. If you want to connect them directly to a device, you can do so by means of the included mini jack (coiled) cable. You ...