【Active Noise Cancellation】 The Beats Studio Buds + Skeleton features active noise cancellation, blocking out surrounding noise so you can focus on your music or podcasts. 【Long Battery Life】 Boasting up to 36 hours of battery life, extended use is possible with the charging case. You can use them with peace of mind even when you're on the go. ○ Usage time since purchase is approximately 10 to 12 hours. 【Stylish Design】 Stored in a transparent protective case, the design is also excellent. Convenient for carrying around. - Brand: Beats - Model Name: Studio Buds + - Thank you for viewing.