1MORE FIT OPEN (2021) TWS headphones. The 1MORE FIT OPEN features PurePower DLC technology for enhanced sound quality. It has an IPX7 waterproof rating and battery life of up to 38 hours. With a dynamic 5.2mm driver and AI ENC noise cancellation, it offers crystal-clear sound. The headphones feature Bluetooth 5.3 for a stable connection and a range of up to 10 meters. The PurePower DLC coating provides a sleek and durable finish. The 1MORE FIT OPEN has 4 MEMS microphones and uses deep neural network (DNN) technology to reduce ambient noise by up to 30dB. It also supports Bluetooth calls with a built-in microphone. The headphones come with 12 different sizes of ear tips for a customized fit. Experience the exceptional sound quality and comfort of the 1MORE FIT OPEN.