apekx bluetooth headphones true wireless earbuds with charging case ipx7 waterproof stereo sound earphones built-in mic in-ear headsets deep bass for sport running black apekx <p>features: -ipx7 sweatproof/waterproof protection.</p> <p>bluetooth v5.0 technology with cvc 6.0 noise-canceling, ensure you enjoying hd stereo sound with enhanced bass.</p> <p>interchangeable ear hooks for a custom fit, ensure a stable & comfortable wearing.</p> <p>comes with 3 sizes of silicone ear caps to experience better sound quality.-ultra small, and lightweight.</p> <p>up to 4 hours of battery life on a single charge. add extra 12 hours playtime with the portable charging box.</p> <p>one-button design, one press to pair/play/pause or answer / reject a phone call.</p> <p>built-in microphone, you can enjoy the hands-free calling.</p> <p>compatible with all bluetooth enabled devices.</p> <p>earbuds: bluetooth version v5.0 dual mode</p> <p>distance: up to 15 meter </p> <p>full charging time: 1.5 hours </p> <p>play time: about 4 hours </p> <p>earbuds charging current: 60ma</p> <p>mic sensitivity: :-36±2db</p> <p>frequency range: 20~20,000hz</p> <p>dimension: 50*40*25.5mm</p> <p>earpiece weight: 7.5g</p> <p>battery: rechargeable li-battery 650mah(provides 4 times charges)</p> <p>full charging time: 2 hours</p> <p>charging case input:5v 500ma</p> <p>output:5v 120ma</p>