Specificatioin :  Color: White, Pink, blue/yellow  Material: ABS+UV plating  Battery capacity: 3.7V 400mAh  Speaker: 3W  Playing time: 2-3 hours  Charging time: ≤2H  Response frequency range: 60HZ-180KHZ  Function: Bluetooth connection playback, hands-free calling, TF card playback  Input/Output: DC 3.7V 400mA   model1size  : 7.14*10.8cm  Features:  1. Material: The shell is made of high-quality ABS and plating,safe, non-toxic and durable.  2. Exquisite appearance: Portable with its own handle, The appearance of the mini retro radio makes this Bluetooth speaker look interesting and cute. The shell adopts a matte spraying process, which has a delicate touch.  3. Power supply: This Bluetooth speaker uses a USB data cable (included) to charge. Fully charged state can be used continuously for 2-4 hours.But you can also use it while charging.  4. Strong anti-interference ability: Stable wireless transmission through high frequency to ensure stable and pure sound quality.  5. Answering calls: No matter in any playback mode, the Bluetooth speaker can answer calls with one-key hands-free.  6.  Strong compatibility:  Can be intelligently matched with most mobile phones, tablet computers, desktop computers and laptop computers on the market.  7. Occasions: It can be used at home or at parties, and its good sound quality gives people a sense of pleasure and can enliven the atmosphere very well. Can also be used as home furnishings, or as gifts for family and friends.  Package includes:  Bluetooth speaker * 1pcs USB data cable * 1pc User manual