Nia Q1 bluetooth wireless headphone:
40mm NdFe Driver Unit,Premium Hi-Fi Stereo Sound. Modern Latest Design, Glossy CD Texture Earshell. Ergonomic Design: Memory Foam Padded Ear Cushions And Adjustable Handband Bring A Comfortable Wearing Experience. Built-In Battery Provides Long Working Time .Use A Dedicated App (Nia Connect) For Android And ISO To Take All Controls Of The Headphones And Make Personalized Settings