Digital Audio Bluetooth Amplifier Board Mini 12V 220V Mono Stereo Dual Purpose Dual MIC Subwoofer Broadcast Sound DIY With BT USB TF w/ Remote

Equipped with wireless , radio, / USB flash drive, audio mode. Suitable for installation: 5" subwoofer or speaker!

High and low audio sound quality. You can adjust the high and low frequency, sound experience, and sound quality.

Compatible with 99% of devices in the market. cards, USB flash drives, mobile phones, computers, MP3s and other devices.

USB/TF card interface built-in MP3 player. Download your favorite music in USB flash drive or TF card, and enjoy your favorite any time.

After the current through the power , 90%~95% is converted into a sound signal, and 5%~10% is converted into heat loss, and the sound is clear and comfortable. Stable quality, power saving, low energy consumption, low heat generation and long service life.

Specification:

Size:4.61 x 2.6 inches

Rated power: 20W

Working voltage: 9 ~ 16V

Input voltage: 12V / 240V

Sound conversion rate: 90%

Sensitivity: 200hv

Package Includes:

1 board

1 x control

1 x DC power cord

1 x 240V power cord