Bang & Olufsen

Key Features:- Bluetooth 5.1- IP54- Noise Isolation- Up to 7 hours of battery life   Size:Dimensions (Earbuds): 19 x 25 x 26 mm / (Charging Case): 46 x 70.5 x 34.5 mmWeight (Earbuds): 5.8 g each

Key Features:- Bluetooth 4.2- Electro-dynamic driver, 40mm diameter- Active Noise Isolation- Up to 42 hours of battery life   Size:Dimensions: 180 x 186 x 51 mmWeight: 215 g

Key Features:- Bluetooth 4.2- Electro-dynamic driver, 40mm diameter- Active Noise Isolation- Up to 33 hours of battery life   Size:Dimensions: 197 x 200 x 52 mmWeight: 285 g

Key Features:- Bluetooth 5.2- IP54- Noise Isolation- Up to 6.5 hours of battery life with ANC   Size:Dimensions (Earbuds): 24 x 22 x 27 mm / (Charging Case): 77 x 40 x 26 mmWeight (Earbuds): 8 g each