Enjoy high quality music wherever you go with the Audio-Technica true wireless earbuds. Its 9mm drivers deliver crisp and clear sound, while the advanced hybrid noise-cancelling technology ensures excellent noise reduction. Up to 25 hours of battery life on full charge avoids the need for frequent recharging. | Audio-Technica ATH-CKS50TW2 In-Ear Noise Cancelling True Wireless Earbuds -Black