Enchanting Bluetooth Pendant Speaker Perfect Companion For Cycling Hiking With Colorful Lights Card Slot And Wireless Functionality Ideal Backpack Accessory Feature: Product Name: Portable audio Material: ABS Product color: Black Packing size: 11.6x11.2x6.4cm/4.57x4.41x2.52in Product size: 11x11x5.8cm/4.33x4.33x2.28in Gross weight: 307g/0.68lb Net weight:262g/0.58g Interface Type:USB Frequency Range:20Hz-20KHz Bluetooth: 5.1 Signal-to-noise:60dB Rated voltage:5V Effective distance:10 m Description: Portability Compact and lightweight design for easy transportability, suitable for biking, hiking, or traveling. Versatility Not just a Bluetooth speaker, it also has colorful lighting effects and card playback functions, allowing you to enjoy more interest in outdoor activities. Premium Sound Delivers top-quality and immersive audio quality, allowing users to enjoy top-notch music outdoors. Water proof Constructed with robust materials, featuring Water proof and shockproof capabilities, suitable for use in harsh environments. Innovative Design Unique hanging rope design enables easy attachment to backpacks or bicycles, enhancing both practicality and enjoyment of the product. Package Included: 1Audio 1x USB charging cable