Applicable Scenarios: Desktop, Mobile And Portable, Live BroadcastConnection Method: Bluetooth ConnectionFrequency Response Range: 100HZ-20KHZSignal-to-noise Ratio: 75dBEffective Distance: 15 MetersColors: White, BlackSpecifications: Without Stickers, With StickersPower Supply Mode: USBWaterproof Grade: IPX 4Bluetooth Protocol: 5.0Features:1 Support Bluetooth Wireless Transmission2 Built-in Microphone Allows You To Enjoy Hands-free Calling3 Bluetooth Stereo Output: Shocking Low Frequency, Soft intermediate-frequency , Translucent High Frequency, Significantly Reducing Distortion4 Unique Suction Cup Design, Can Be Used On Bathroom Walls, Glass, Tablets, And Computer Desks5 It Also Has A Velcro Design. Choose Velcro When You Are Not Using The Suction Cup. Fix It On The Front Of The Car When Exercising On A. While Exercising, You Can Enjoy The Relaxation Of Your Mind. Waterproof Design, Use In Bathrooms, Swimming Pools, And Beaches.Package Included:1 set * (1 speaker and 1 charging cable)/1 set * (1 speaker, 1 charging cable, 1 sticker)