Welcome to the store! 12 Connection Methods: This portable wireless speaker offers two connection options: connect via BT or insert a TF card for convenient use. 2IPX4 Waterproof: This small wireless speaker is IPX4 waterproof, rainproof, and dustproof with a lightweight design. 3Small and Portable: The waterproof speaker is compact enough to hold in one hand, making it portable so you can enjoy your favorite music anywhere. 4Lanyard Design: The portable waterproof speaker features a lanyard for easy carrying and built-in RGB colorful lights. 5Plug and Play: This portable wireless speaker is plug and play, offering a variety of listening experiences, enjoyment, extraordinary sound quality, and a stylish appearance. Item Type: Portable Wireless Speaker Material: ABS, plastic Battery Type: Rechargeable lithium battery (ships with built-in battery) Battery Model: 14500 Battery Capacity: 500mAh BT Limited Maximum Distance: 10 meters Working Time: 4 hours (medium volume) Output Power: 3W Frequency Response Range: 250HZ-16KHz Charging Time: 2 hours Input Voltage: 5V Extended Storage: 32GB Signal-to-Noise Ratio: 80% Sensitivity: 773db Length: Approx. 9cm / 3.5in Width: Approx. 7cm / 2.8in Includes: 1 x Portable Wireless Speaker 1 x Lanyard 1 x User Manual Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!