[Bluetooth 5.0 and TWS technology] - The most advanced Bluetooth 5.0 wireless headphones. The built-in high-quality sound chip provides you with the high and low frequencies. Two interconnecting pieces create great stereo sound and great bass sound all around. Fast and stable transmission without tangling.
[152 hours of playtime + fast charge]: 24 hours of battery life with charging case and earbuds are capable of 5.5 hours of use. Quick charge capabilities give you 3 hours of use for just 15 minutes of charge time. The built-in 2200 mAh battery charging case can recharge the headphones around 19 times, giving up to 152 hours of continuous music time. You never have to worry about running out of power.
QUICK PAIRING & INSTANT SETUP: Designed with industry-leading Bluetooth technology, these wireless headphones maintain an accurate and distortion-free connection within 32.8 ft. They instantly connect to your Samsung, iPhone, iPad, Mac, Android smartphones and tablets. Just turn them on, keep them close to your device, and start getting lost in your music.
[IPX7 waterproof, sweatproof headphones]: RUMIXI Bluetooth Hedset with IPX7 waterproof design, it can prevent you from sweating, running, fitness, yoga, etc., sweat and rain on the ear plugs. You can also listen to the song and make a call when it rains. Note: After using in sports or rainy days, please dry the water on the surface of the headphones to prevent water from entering the battery box and damaging the electronic components.