Studio-quality headphones with 50mm drivers and low-latency BOSS WL-T wireless transmitter deliver impeccable sound Rechargeable lithium-ion battery provides up to 5 hours of continuous play Bluetooth compatibility lets you stream your favorite songs with built-in controls for volume and playback Innovative 3D algorithms create an immersive playing experience Choose from three virtual environments: Surround, Static, and Stage Packed with 5 different amp types and over 50 effects based on BOSS’s Katana amplifiers Access numerous ready-to-play presets with free BOSS Tone Studio App Six memory slots for storing custom presets Foldable design and durable construction, featuring chrome-plated metal parts