1. Voltage: 220V 2. Maximum Power: 50W 3. Impedance: 4Ω 4. Speaker: 133mm 5. Sensitivity: 200 HV 6. Frequency Response Range: 20-20,000 Hz What is the function of this amplifier? This item is equipped with a built-in Bluetooth chip and radio function. It can use a USB flash drive, card reader, TF card, and connect to a computer, mobile phone, etc. Supports 12V/24V/220V. Volume, treble, and bass are adjustable via rotary knobs.
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