CMF Buds Wireless Bluetooth Earbuds - Dark Gray

Bluetooth version: 5.3, Wireless range: 15 m, Battery life: 35.5 hr, 42 dB Active noise cancellation, Custom 12.4mm dynamic driver, Bio-fiber Diaphram for high definition sound, Clear voice technology for natural call experience, Ultra bass technology with adjustable bass levels, 10 minutes of charging= 7 hours of playback