The mechanical trend of alloy texture was inspired by science fiction movies, combining science fiction elements and creativity, leading this trend and integrating concepts into reality, developing a new type of science fiction mechanical earphones. More technologies in the metal spraying process use the production process of METAF coatings to improve corrosion resistance, reduce friction damage filled with metal particles, and create a hardcore mechanical sci-fi style. The magnetic cabin door can be opened and closed with a built-in induction magnet, without the need for force. It can be opened and closed with a light touch. Regardless of whether the main and auxiliary ears are detachable or not, both headphones can be independently connected to different signals without interference, or can be simultaneously connected to the same signal to collect and convert into a pair of stereo sound. Play games, listen to sounds, and experience live filming. Updating Bluetooth chip 5.2 can reduce power consumption by nearly 50%, prolong battery life, and save more energy. Low game latency. Real time synchronous entertainment on the battlefield is both simple and cool. Sensitive metal contacts only need to be placed and charged. 5.2 Low power consumption is the core technology of headphones, designed with a micro energy acquisition module that can be charged immediately after downloading. Level 7 is waterproof and not afraid of rain. The body of the earphones adopts various technological designs to achieve a waterproof living standard, and is not afraid of rain or sweat. He sweats a lot and is not afraid of wind and rain. Transmission range: 15 meters Function: Breathing light Function: Digital display Bluetooth protocol: 5.2 Battery life: 4-8 hours Style: Industrial style Product number: Bluetooth earphone M41 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.