Features: Enhanced Audio Experience: Dive into the world of high fidelity with this powerful 5.1 channel home power amplifier. Versatile Connectivity: Includes a built-in FM radio and USB port, enabling you to enjoy your favorite radio stations or play music directly from USB drives. User-Friendly Controls: Comes with a convenient remote control, making it easy to adjust settings from anywhere in the room. Whether you're hosting a party or relaxing at home, this amplifier offers the control you need. Specifications: Amplifier model: AV-388 Amplifier type: HIFI Amplifier channel: 5.1 Output power: 450W Output impedance: 4-16 Ω Harmonic distortion: Less than 1kHz 0.05% 4W High frequency control: 10KHz ± 12dB 220mV47K Bass control: 100Hz ± 12dB 220mV47K Frequency response range: 20HZ-20KHZ Bluetooth: Supports USB: Supports SD card: Supports Microphone: Supports Reverb adjustment: Supports FM radio: supports FM frequency range: 87.5-108MHz Remote Control: Supports High pitch adjustment: supported Bass Adjustment: Supports Due to different batches, there may be differences in product printed text, which will not affect use Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on. Voltage: AC110V Material: iron colour: black Package Contents: 1 x Bluetooth amplifier 1 x Remote control