Bluetooth Version: V4.1 Bluetooth Distance: 10M Battery Capacity: 400mAh Working Voltage: 3.7V Signal-to-Noise Ratio: 75db Frequency Response Range: 50HZ-20KHZ Charging Voltage: DC 5V Play Time: 6 hours Size: 9.7 * 5 * 7cm Material: Metal Colors: Pink, Black, Wood Grain Packing List: 1 * Bluetooth Speaker, 1 * USB Cable, 1 * AUX Cable Excellent Clear Sound: This retro speaker delivers exceptionally clear and crisp sound, filling your room to meet high audio demands. Perfect for home, dorms, kitchens, bathrooms, cars, parties, and travel. Hands-Free Calls: Speak through the speaker to keep your hands free for other tasks, unlocking endless possibilities in limited spaces. Strong Compatibility: Connects seamlessly with most Bluetooth devices like iPhones, iPods, iPads, smartphones, and tablets within seconds. It automatically pairs with your last used device. 6 Hours Battery Life: Enjoy over 10 hours of music playback with the built-in battery, allowing you to use this mini Bluetooth speaker from day to night. Retro Design: This retro wireless speaker boasts a nostalgic appearance with a modern, trendy feel. Its exquisite details enhance its value, making it a perfect collectible for retro decor enthusiasts and an ideal gift for seniors.