1. STRONG COMPATIBILITY: The amplifier board is equipped with wiring board and DC 2.1mm socket, which is compatible with most laptop power ports.
2. BLUETOOTH 5.0 VERSION: The amplifier module can be directly connected to Bluetooth 5.0 and used to modify speakers, power amplifiers, automotive Bluetooth devices.
3. GOOD FILTERING EFFECT: The digital power amplifier board has a built in filter capacitor that can be used to process sound .
4. EASY ADJUSTMENT: The design of the rotary potentiometer of the audio power amplifier board facilitates the adjustment of power on off, V+, and V‑.
5. MULTIPLE PROTECTIONS: MULTIPLE PROTECTIONS: The amplifier board designed with reverse connection, overvoltage, undervoltage, over temperature, short circuit, and self recovery overheating , this power amplifier is very to use.

Spec:
Item Type:
Material: PCB
Bluetooth Version: 5.0 (unobstructed, 15 meters)
Adapted Power Supply Voltage: 5-24V (optional adapters such as 9V 12V 15V 18V 24V, high voltage recommended for high power applications)
Number of Channels: Left and right dual channels (stereo)
Adapted Speaker: 30-200W, 4Ω, 8Ω
Adapted Power Supply: DC15-36V (undervoltage below 9V, can also support 12V power supply)
Mechanism: Self recovery overheating , self recovery short circuit