Description:Product name: True wireless Bluetooth headsetBluetooth version :V5.4Earphone type: In-earBluetooth distance :10 metersProduct model :A9 PLUSChannel system: StereoSupported protocol :HFP/A2DP/HSP/AVRCPStandard voltage :3.7VWaterproof performance: life waterproofMaterial: PlasticFeatures:Our in-ear earbuds feature advanced Bluetooth 5.4 technology, which reduces signal interference and attenuation, allowing you to enjoy a faster and more stable connection. It can easily connect to most Bluetooth-enabled devices, such as cell phones, computers, TVs, tablets, etc., bringing you a convenient and comfortable experience.MULTIFUNCTIONAL SMART TOUCH SCREEN EARBUDS: This bluetooth headphones features a full-color smart touch screen with 12 functions, including music switching, volume adjustment, taking photos, tapping, finding headphones, etc., and interacts with your phone through the smart screen.These noise canceling earbuds wireless feature ANC noise reduction, which can effectively reduce noise in noisy environments such as subways, airplane cabins, parks, etc., helping to isolate you from noisy environments and immersing you in a world-class sound experience.Our touch screen earbuds pays more attention to the suppression of background noise during calls, reduces the interference of noise when passing through, and improves the clarity and recognizability of voice, which is very suitable for calls, voice, and video use.This A9 PRO earbuds is compact and lightweight, you can easily put it in your backpack or pocket, whether you are traveling and commuting or working out, you can always take out the headset to enjoy the charm of music. And our touchscreen earbuds come with an anti-lost cord to prevent loss when hanging from your backpack.Our bluetooth earbuds have an in-ear design that conforms to the shape of the human ear, ensuring a perfect fit for the shape of your ear canal. And with its compact and delicate design, the in-ear design won't come off easily when you wear it on your ear, making it the best choice for daily commuting and sports.