TLILY 4X 10W 15-20W Stereo Bluetooth Audio Power Amplifier Board Module 12V 24V Lossless Car Speaker Audio Diy

Output power (@1KHz): 16W x 2 @12V 4 ohm 10W x 2 @12V 8 ohm 15W x 2 @16V 8 ohm 20W x 2 @20V 8 ohm 30W x 2 @24V 8 ohm (requires heat sink) Adapter speaker (30W~150W) 4 ohms (8~12V power supply) 8 ohms (8~24V power supply) 16 ohms (8~24V power supply) Module protection mechanism: reverse power protection Short circuit protection Self-recovery overheat protection Instructions After the power is turned on, the blue indicator light flashes quickly and enters the Bluetooth mode; after the "Beep" is broadcast, the pairing mode is entered to wait for pairing; the mobile phone Bluetooth searches for "XY-P15W" (the power amplifier board device name), and clicks "XY-P15W". Connect, play the "Beep" after the connection is successful, the indicator light is long, you can play the music of the mobile phone, the indicator light flashes slowly when playing music; after the Bluetooth is disconnected, the power amplifier board prepares for pairing, and plays the "Beep" to enter Pairing mode waits for