4ohm 15W mono FM amplifier board @12V

Output Power: Maximum 30W at RL=4Ω,VCC=18V

·        Power efficiency is up to 90%

·        Low Working Voltage Down To 8V, High Working Voltage up To 18V

·        Thermal Protection function

·        Output Pin Short-Circuit Protection

·        Separate VCC & PVCC

·        Class-D stereo audio design

·        Components use SMT decal, the board dimension is very small

·        IC decal is 36-TQFN

·        No external heat-sink, Less heat, save heat sink cost

·        The current is very small

·        The PCB design provides both bead and LC solutions

buttons;CH-,CH+,V+,V-

can be receive  singal from any transmitter