Sennheiser CX True Wireless Earbuds - Colour: White - Power Supply: 5V/ 600mA max - Speaker Type: TrueResponse Transducer Sennheiser 7mm Dynamic Driver - USB Standard: USB-C - Frequency Response: 100Hz to 10kHz (Mic), 5~21000Hz (Headphones) - Microphone: 2 Mic BeamForming Arrays - Bluetooth: Bluetooth 5.2 - Battery Time: Up to 27 Hours (with Charging Case) - OS: iOS/ Android - Passive Noise Cancellation - 508974 - 2 Years Limited Warranty

Manufacturer Warranty: 2 Years Limited Warranty

Manufacturer Contact Info: http://www.Sennheiser.com/,

Compromise on your audio experience? No way! Put sound first, like Sennheiser does. Sennheiser have put their 75 years of leading audio technology into the new CX True Wireless earbuds. They deliver crystal-clear sound with deep bass you can easily adjust to your personal taste.