HiFi Sound Amplifier Digital 4 Channel Audio Amplifier Bluetooth Karaoke Player FM Radio Support Remote Control

OverviewProduct Function:
-4 Channel Bluetooth amplifier is a multi-function audio device that provides a variety of ways to play your favorite music. With four channels, it provides a powerful output that can be connected to multiple speakers to obtain a complete surround sound experience.
-It also has a Bluetooth connection, so you can play music wirelessly through your mobile phone, tablet, or other devices that support Bluetooth. In addition, you can also insert an SD card into the amplifier to play music stored on the card.
-The FM radio function allows you to adjust to your favorite radio station and listen to them through an amplifier. The USB function allows you to connect a USB device to play music stored on it.
-In the end, this amplifier provides other functions to enhance your listening experience, such as volume control and bass and treble adjustment. Overall, this 4-channel Bluetooth amplifier has a TF card, FM radio, and USB and features are a comprehensive audio solution that provides multiple options that appreciate your favorite music.

Product description:
Product name: 4 channel amplifiers
Model: BT-998
Material: aluminum alloy +plastic
Rated voltage: DC12V (if you want to use it at home, please buy a power adapter yourself)
Rated power: 40W x 4
Peak power: 400W x 4
SNR: ≥95db
Frequency range: 20Hz-20KHz
Impedance: 4-16Ω
Distortion rate: 0.4 %
Support: U Disk / FM Broadcast / SD card / remote control
Type: Car amplifier (if you want to use it at home, buy a power adapter yourself)
Note:
When the input voltage is 12V, please connect the 4 ohm speaker with the output power of 12W.
When the input voltage is 12V, please connect the 2 ohm speaker with an output power of 24W.
When the input voltage is 12V, please connect the 1 ohm speaker with an output power of 48W.
When the input voltage is 16V, please connect the 8 ohm speaker with an output power of 20W.
When the input voltage is 16V, please connect 4 ohm speakers with an output power of 40W.
When the input voltage is 16V, please connect 2 ohm speakers. The output power is 80W (the power written in the description)

When the input voltage is 16V, connect the 1 ohm speaker, the output power is 160W, the peak value is 400W (peak power /maximum power)
Software package:
Amplifier*1, remote control*1, explain manual*1