Sennheiser CX True Wireless Earbuds Compromise on your audio experience? No way! Put sound first, like Sennheiser does. We have put our 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. With an ergonomic design for superb wearing comfort and intuitive controls for maximum ease of use, you’ll have a first-rate listening experience at home, at work or on the move. Depth: 30 MM Height: 40 MM Width: 50 MM Battery Life (in hrs): 27 Bluetooth: Y Dongle Required: N Noise Cancellation: N Wifi Enabled: N Intense Groove: With the Bass Boost added and the Built-In Equalizer activated via the Smart Control App, you can have your sound your way. Skip the Noise: You can forget about your surroundings and get lost in the music or focus on your call thanks to the Passive Noise Cancellation. At your fingertips:Customizable touch control enables easy control of audio, phone calls and fast access to Siri and Google Assistant. Even in the rain: Go outside at any time to have an outstanding audio experience, even when it’s wet; you can rely on their IPX4 splash resistance. 27-hours of battery life and USB-C fast charge for all day use. 4 different sizes of silicone ear-tips, to ensure the fit that is bets for you. Sennheiser signature sound quality Lightweight and compact, fits easily into you pocket in the carry case when not in use.