Comes with KNOWLES BALANCED ARMATURES and DYNAMIC 7.2 mm driver: Powerful 7.2 mm dynamic drivers in the Bluetooth headphones in-ear deliver bass that you can feel in the bone. Meanwhile, four Balanced Armature driver units developed by Knowles audio experts play like an orchestra, with each driver masterfully plays its role to create a rounded audio experience that delivers at all levels - low, high, and everything in betweenThree headphone modes: wireless Bluetooth headphones have gaming mode, locate the direction of your enemy steps with 5.1 virtual surround sound, 65 ms latency for games. Film mode, transform anywhere you watch movies, a cinema experience, HD surround sound ensures a deeper feeling of immersion. Music mode, first row seats for concert quality sound. For clear and natural vocals, deep bass and concert hall acoustics.Worry-free battery: wireless headphones have been developed for a long time and have enough rocket fuel to power your audio for 16 hours. These are 4 hours of uninterrupted play time and 3 additional fees. So go one floor higher and play another symphony. You have enough time to enjoyOpen the bottle with a Bluetooth headset: the charging case is made of a zinc alloy material that gives it a weathered, scratch-resistant feel and is robust enough to take anywhere. The Bluetooth headphones charging case has a robust extra terrestrial design unlike all others on the market. The GravaStar Sirius Pro charging compartment is a robust bottle opener design.COMFORT AND STYLE: Cyberpunk-inspired charging case is equipped with six RGB LED lights, so you can customize your case to your style. Equipped with waterproof protection class IPX5 and in-ear headphones that are even sweat and water resistant, you can go to the unknown person without worry. Find your fit with 3 sizes (S, M, L) of soft silicone tips that hug your ear effortlessly while blocking out unwanted noise.