Fosi Audio T20 Bluetooth amplifier with 5654W vacuum tube

------------------------------------------------------------------------------------------------------------------ 【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. ------------------------------------------------------------------------------------------------------------------ 【Bluetooth5.0 Input】QCC3031 wireless Bluetooth5.0 core supports aptX and aptXHD, streaming range up to 39 feet (12m), with Bluetooth and AUX selector, can reduce audio delay and ensure HIFI sound quality. [50W*2 Output Power Amplifier] 4 ohms, 20 Hz~20 kHz, 0.04% THD, built-in speaker protection circuit, perfect for outdoor/bookshelf/computer/desktop/ceiling/floor speakers. You can use an iPod, phone, MP3 player, TV, Echo Dot, CD player, or streaming media player as input. Voltage 220 volts Manufacturer Fosi Audio Maximum supply voltage 24 volts Minimum supply voltage 24 volts