【Industry-Leading Bluetooth 5.4 Technology & Low Latency】The latest developed wireless earphones are equipped with Bluetooth 5.4 technology and an EDR chip, achieving clearer sound quality, faster data transfer speeds, lower power consumption, and more stable connections. Not only have the problems of communication interruptions, sound skipping, delays, and rapid power consumption of conventional Bluetooth earphones been improved, but stable communication can also be maintained even in places with radio waves, such as crowded trains and buses. 【High-Quality Sound Driver & Dual Mic ENC Calls】Equipped with a 13mm large-diameter driver unit, it fully covers from clear high frequencies to transparent mid-range frequencies and rich low frequencies, restoring the original sound quality and faithfully reproducing the original sound. As if you were in a concert hall, the music slowly reaches your ears, allowing you to immerse yourself in the music with a realistic sense of presence. Equipped with a high-performance microphone and noise cancellation, it cuts out surrounding noise and focuses only on your own speech, making it clear to the other party on the call, resulting in excellent call quality. 【Battery Level at a Glance & Long-Time Music Playback】With an LED battery level display, the battery level of the charging case is displayed on the LED display from 100% to 1%, and the LED display automatically flashes while the charging case is charging, and the LED display shows 100% when charging is complete. With a large-capacity 320mAh lithium battery, the earphones themselves can play music continuously for up to 6 hours on a full charge. With the charging case, one side can last up to 30 hours, so you don't have to worry about running out of battery all day long. 【Comfortable Fit & Compact Lightweight】Based on ergonomics, it adopts a soft silicone design and comes with three types of ear tips (S/M/L), with almost no foreign body sensation, and both sound insulation and fit to the shape of the ear are achieved. Since one ear weighs 4.1g, it is as light as a feather and does not put a burden on the ears, so your ears won't hurt even if you wear them for a long time. The charging case weighs 41g, achieving a lightweight and compact design, making it convenient to carry. 【Waterproof Function】With IPX56 waterproof performance, it is a splash-proof specification that is resistant to sweat and water splashes, so you can use it with confidence even if it gets wet from sweat during intense exercise. These are Bluetooth earphones compatible with various devices equipped with Bluetooth functionality, and can be used with IOS & iPhone & Android smartphones and computers.