TOP 8 - Ergonomic design fits comfortably and snuggly in your ear. Monster earphones have a runtime of up to 100 hours and can stream music for up to 6 hours on a single full charge. A pocket-sized charging case with a built-in 2600mAh battery can charge the earbuds 17 times. With Bluetooth 5.3, which is the most recent version, Monster Bluetooth earbuds provide quicker pairing, reduced latency, and a more reliable connection. The Bluetooth earphones are water, sweat, and weather resistant. PROS🟢 Water resistant and comfortable wearing earbuds Greatly blocks environmental sounds CONS🔴 Pricey