Check Price at Amazon Brand ZEBRONICSModel Name ZEB-THUNDER PRO(BLUE)Colour blueForm Factor Over EarConnectivity Technology Wireless About this item-With 40mm Drivers, Enjoy Immersive Music with Deep BassWith Massive battery back up of 21hrs* (at 50% Volume) - these headphones are your ultimate travel companionListen to music for long duration with its soft cushion earcups and lightweight design.Connect to your smartphone via Bluetooth v5.0 and enjoy Music, Calls wirelessly without any interruptions.The headphone comes with 3.5mm AUX Input Jack & AUX Cable to use as Wired Mode as well.Supports Micro SD Card with a slot, so load up your songs or podcasts and enjoy on the goUSB-C Type Charging PortVoice assistant supportBuilt-in Rechargeable battery