Bluetooth Audio Amplifier Board, Zk Tb21 2.1Ch 50W X 2 +100W Subwoofer Power Amp With Treble And Bass Control, Bluetooth5.0 And Storage Drives Sound And Switch Buttons Are

Sound And Switch Buttons Are Responsive

5Ft Retractable Power Cord Reel

Warm Hint: The Pvc Background Will Be Rolled Up To Delivery

and other brand accessories

this phone is perfect for everyday communication

Bluetooth Audio Amplifier Board, Zk Tb21 2.1Ch 50W X 2 +100W Subwoofer Power Amp With Treble And Bass Control, Bluetooth5.0 And Storage Drives Sound And Switch Buttons AreFeatures: 1. Bluetooth+Aux Audio Input, 2. 1 Channel Stereo Output, Just A Little Sound Distortion. 2. You Can Directly Adjust The Treble And Bass. 3. Amp Module Has Am Interference Suppression Function, Shielding Cover Power Inductor, Low Noise Front Stage Operational Amplifier, You Will Enjoy A More Perfect Sound Quality Experience. 4. Audio Amplifier Board With Over Voltage Protection, Under Voltage Protection, Over Heat Protection, Short Circuit