Power Amplifier Board BT5.1 TPA3221 Chip with Subwoofer 2.1 Channel 100W×2+200W,Audio Power Amplifier Module

Good luck with your favorite purchasesPower input: 12-30V DC, recommended voltage 24V-28V, current 10A or above DC power supply Maximum power: left or right channel - 105W@30V, 4Ω; 55W@30V, 8Ω Subwoofer - 208W@30V, 2Ω; 105W@30V, 4Ω The higher the voltage, the lower the resistance, the greater the output power Applicable speakers: left and right channels, support 3-8 ohms, speakers within 100W; subwoofer supports 2-8 ohms, speakers within 200W BT chip: Jerry 5.1, transmission distance 15M Input method: BT + AUX + U disk + sound card Number of channels: 2.1, left channel + right channel + subwoofer Amplifier chip: 2 TI original TPA3221 Protection mechanism: input undervoltage, input anti-reverse connection, overheating, overcurrent, short circuit protection Product net weight: 229g Product gross weight: 288g Product size: 10*10*2cm Packaging size: 13*11*7cm