[ Open-Ear Comfort ] Monster open ear Bluetooth headphones are a new design of sports headphones, with innovative bone and air conduction technology to achieve premium sound without the ear pain. [ Bone & Air Conduction Technology ] Monster Bluetooth bone conduction headphones bring accurate sound reproduction through bones' vibration and air transmission, even in a noisy environment. Enjoy the crystal-clear calls or music. [ Enhanced Sound Quality ] Monster wireless bone conduction headphones creatively combine bone conduction and air conduction. Bone conduction helps you feel the pulse of the bass and rhythm, and air conduction brings lossless original sound to your ear. [ Advanced Bluetooth 5.3 ] Embedded with a Bluetooth 5.3 high-performance chip, Monster bone conduction headphones Bluetooth provide a more stable and faster connection and support connection range of up to 33 feet. [ 60MS Low Latency ] Monster's internal refined acoustics design provides the open ear headphones wireless Bluetooth with only 60MS low latency on gaming mode. A high-sensitivity microphone ensures chat clarity and a high-performance speaker bring melodious sounds.