ITEM NAME:Tda7293 Audio Amplifier Board 100W High Power Mono Amplifier Board Double A F3X5 Tda7293 Audio Amplifier Board 100W High Power Mono Amplifier Board Double A F3X5 standard circuit design, stable and reliable; 50V 2200uUF ProofPressure filter electrolytic capacitors supply voltage: Dual 12V-36V ring cattle transformer, recommended dual 32v ring cattle transformer. The output power: 85W undistorted rated power,peak power: 100W Support more than 100w speakers, speaker impedance: 4-8ohm Product Name: Audio amplifier board Channel Type: Mono Speaker impedance: 4-8ohm Speaker Power requirements: AC dual 12-32v Input impedance: 100KΩ Output power: Max 100W Frequency range: 20hz-20KHz Conversion rate: 15v / μ s Colour:green Material:metal Size:60*36*3 Package Contents: 1* sound amplifier board module