Enchanting Bluetooth Pendant Speaker Companion For Cycling Hiking With Colorful Lights Card Slot And Wireless Functionality Ideal Backpack Accessory Feature: Product Name: Portable audio Material: ABS Product color: Red Packing size: 12x10x10cm/4.72x3.94x3.94in Product size: 12x9.5x9.5cm/4.72x3.74x3.74in Gross weight: 491g/1.08lb Net weight:407g/0.90g Interface Type:USB Frequency Range:20Hz-20KHz Bluetooth: 5.0 Signal-to-noise:60dB Rated voltage:3.7V 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. 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. Design Unique hanging rope design enables easy attachment to or bicycles, enhancing both practicality and enjoyment of the product. Package Included: 1Audio 1x USB charging cable 1xEnglish instruction manual