Wireless Earbuds Bluetooth Headphone Sport, Bluetooth 5.3 Earbud 14.2mm

The Rulefiss Q38 wireless earbuds uses Bluetooth 5.3 technology and dual-channel transmission, and supports protocols such as HSP, HFP, A2DP and AVRCP. Compared with Bluetooth 5.2, the transmission speed is +150%, the stability is +50%, 100ms low latency, and it is easily compatible with iOS/Android/Windows systems. 【14.2mm Driver Stereo Sound, Crystal Clear Calls】The newest Q38 wireless headphones produce impressively beautiful sound, using an AAC/SBC audio decoder and a 14.2mm composite diaphragm to increase the audio frequency by 45% (20Hz-20kHz). Instrumental details are layered, vocals are clear, resonant bass and authentic highs ensure you feel pure music. 【10 Minute Quick Charge, 2 Hours of Playback】Our wireless earphones over ear charging case with LED power display shows remaining power in percentage. Charging case presents its battery from 1%-100% to let you know the current power status of your running headphones and charging case anytime anywhere. Up to 6-8 hours playtime of normal usage on a single charge and boost that to 48 hours playtime with the 800mah compact charging case. With type-C quick charge, it only takes 1.5 hrs to charge the case. 【Comfortable Sports Earhooks, IP7 Waterproof】a single earbud is as light as 7g, equipped with 3 different sizes of high-quality silicone earplugs (S/M/L). Also with IP7 certified waterproof technology, you can protect the sport earbuds from sweat and rain during sports or daily use. Best choice for workout, running, gym.