About this item 【Sound quality】High fidelity HD sound quality, let you feel the effect of the sound quality of the scene,it has the effect of adjusting the sound quality itself. If you turn on the equalizer on the player, you can switch between different sound qualities, such as concert effect, pop effect, classical music, bass effect, R&B effect, and different music effects for different scenes. It all works 【MINI Invisible】This function is the biggest feature of this headset,Its body is the size of a piece of jewelry,It's very convenient for you to carry,It doesn't take up your space,Hidden in the ea,And it's a 50% in-ear design,Wear it for a long time without pain,Whether it's traveling,movement Or watching movies at home,Play the game,It's all fixed in the ear 【Super life】The headphones use bluetooth 5.1's low-power technology ,Listen to music continuously for 4-6 hours,And it has a large charging case,You can charge your headphones ,It can be filled for about 3-5 time,That means it can listen to more than 30 hours of music ,Don't worry about running out of electricity. 【Waterproof】The headphones are IPX5 waterproof ,When you occasionally go out and exercise with your headphones on ,All of a sudden rain,You don't have to worry at this time,There won't be any problems with headphones,Sweat comes out when you exercise,Don't worry about it,It doesn't damage parts,Because it is waterproof,But don't wear headphones to go swimming,Because it's easy to get damaged in the water for a long time . 【Smart touch】A single touch on either side of the headset pauses the music,Two touches can switch songs,Adjust volume touch three times,A long touch can activate the smartphone's smart voice function ,And compatible with all devices,As long as the device has Bluetooth capability