JOYO 5W rechargeable mini amplifier with Bluetooth II JA-02 BLACK/WHITE

------------------------------------------------------------------------------------------------------------------ 【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ------------------------------------------------------------------------------------------------------------------ Power supply: 5V DC, 1A (Built-in battery: 3.7V lithium polymer 2000mA) Full charge time: 2~2.5 hours, playable time: 2.5~3.5 hours Output: 5W, Input impedance: Guitar: 1MΩ / AUX: 10kΩ Speaker impedance: 4Ω Size: 147x75x96mm, weight: approx. 330g