DOQAUS Bluetooth Headphones, [90 Hrs Playtime] Headphones Bluetooth Wireless with 3 EQ Modes, Hi-Fi Stereo Wireless Headset with Microphone and Comfortable Earpads for iPhone/PC/Travel (Shadow Gray)[Up to 90 hours of playtime]: With up to 90 hours of listening time in Bluetooth mode, you'll always have music to inspire you. Regardless of whether you want to use the convenience of wireless headphones or the long lasting properties of a wired connection (3. 5 mm audio cable included), you have the choice with the DOQAUS Care 1 bluetooth headphones [Optimized sound quality with 3 EQ modes]: DOQAUS is always up to date for better sound effects and a