Yeeco Stereo Power Amplifier Board DC 8V-24V Bluetooth Amplifier Board Dual Channel 10W 15W 20W High Power Audio Amplifier Board Bluetooth 5.0 Receiver Board with Protective Shell

Package includes a Bluetooth Amplifier Board & Acrylic Protective Shell Model: XY-P15W Transmission Distance: 15 meters (visible without obstruction) Working Voltage: DC 8~24V Output Power(at 1KHz): -16W*2 at 12V 4? -10W*2 at 12V 8? -15W*2 at 16V 8? -20W*2 at 20V 8? -30W*2 at 24V 8??heat sink is needed? Adapted Speakers (30W ~ 150W) -4? (8-12V power supply) -8? (8-24V power supply) -16? (8-24V power supply) Module Protection: -reverse power protection -short circuit protection -self - restoring overheating protection NOTES FOR USE: 1. Use the power amplifier board as far away as possible from the WIFI signal (router). 2. It is recommended that the supply voltage be DC 8-24V, and do not exceed 26V, otherwise the chip will burn out. 3. Do not supply more than 12V when connecting 4? speakers, and do not exceed 24V when connecting 8? speakers. 4. The power supply current is recommended to be above 2A. 5. The heat sink is required if the working power exceeds 20W * 2 6. The speaker cable should not be too long, making sure it is suitable within 1 meter 7. Pay attention to static electricity protection. Before touching the power amplifier board, discharge the static electricity on your hand to avoid the static electricity from breaking the chip. 8. It is recommended to adapt the speaker with a rated power of 30W and above to avoid the speaker from heating and burning.