Parameters:     1>.Product Name:HT8692 Differential Amplifier Board     2>.Working Voltage:DC 2.5V-5.5V     3>.Working Current:>1.5A     4>.Output Power:3W/5W     5>.Amplifier level:Class D/Class AB     6>.Default Mode:Class D     7>.Support Speaker Impedance:4ohm     8>.Working Temperature range:-20?~85?     9>.Working Humidity range:0%-95%RH     10>.Size:30*24*15mm Set Working Mode:     1>.The default mode is Class D.     2>.User can use CTRL pin to set work mode.     3>.Remove resistor R5 to change Class D to Class AB.     4>.CTRL pin is used connect to MUTE pin from Bluetooth module.     5>.Note:The chip will get heat which will cause the over-temperature protection function to be activated when input voltage is higher than 12V and working in Class AB mode.     6>.MUCH:Input high level signal to enable mute function.Default is low level signal. Using Steps:     1>.Make sure work mode;     2>.Connect the suitable speakers;     3>.Connect right input voltage at input terminal;     4>.Input audio signal;     5>.Test and use. Application:     1>.DIY speaker;     2>.Voice intelligent control;     3>.Bluetooth signal conversion. Package:     1>.1pcs HT8692 Differential Amplifier Board
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