Clip attaches anywhere, enjoy music anywhere. Set up your music with newly designed super loud volume in a compact, lightweight design. Weighs only 2.2 oz, easy to carry. More comfortable than earbuds. Connection: Bluetooth Built-in battery capacity: 500mAh800mAh (inclusive) Rated voltage: 3.7V Frequency response range: 100Hz20kHz Waterproof rating: IPX6 Signal-to-noise ratio: 95dB Power supply mode: Lithium battery Bluetooth version: 5.3 Note: Product appearance, color, and printed characters may vary slightly between batches. These differences do not affect functionality. Color: Black + Blue Material: ABS + Silicone Package contents: 1 x Wearable Bluetooth Speaker 1 x Charging Cable 1 x English Manual Light reflections and screen display settings may cause slight color variations between the product image and the actual item. Measurement error allowed: 13 cm.