Audio Mono Transistor Amplifier Circuit kit 45 Watts Board
$ 1.33
Product Name: Mono Audio Amplifier Circuit Kit Chip Type: Class AB Supply voltage: 25 25 VOLTS 5A AC Output channel: 1 channel Mono Output power: 45W Power efficiency: over 80% Impedance: 4O to �� Frequency response: 20Hz to 2000Hz Speaker size: 6 to 8 inches
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