Thanks to its long standby time, HiFi sound, super bass and large capacity rechargeable battery, this mini speaker is a practical tool With its style, compact, portable and easy to carry, this mini speaker supports connection with MP3, cell phones and computers, allowing you to enjoy music anytime and anywhere Made from plastic material, the product is durable and lightweight The length of the product is 5 cm, the width is 5 cm, and the height is 3.5 cm Our product is perfectly suitable for home, household, dorm, office, school, etc Item Name: Mini Speaker Material: Plastic Output: 2.4W Rating Power: 2.2W Speaker: 36mm Micro Speaker, 4Ohm Frequency Response: 200Hz -20kHz Single to Noise:>89dB Destruction:<0.5% Battery Voltage: 3.7V Battery Charging Voltage: 4.2V Charge Time: DC (2.5Hours), USB (4Hours) Features: Long Standby, Fine Workmanship, Hi Fi Sound Size Details: Product Size: 5cm x 5cm x 3.5cm/1.97 "x 1.97" x 1.38 "(Approval.) Socket Size: 3.5mm/0.14 "(Approval.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures Please allow slip dimension difference due to different manual measurement Package Includes: 1 x USB Power Cable 1 x Mini Speaker