ZK-HT21 Amplifier 2.1 Channel bluetooth Modul Daya Digital Subwoofer

Parameters: Product Name: 2.1 channel audio amplifier module with Tone Product Model: ZK-HT21 BT Version: 5.0 (no shielding, 15 meters) Audio Input: AUX + BT + USB (Dial wheel button toggles song and mode) Channel: 2.1 (Left channel + right channel + subwoofer) Chip Solution: TDA7498E Adaptive power supply: DC 15~36 V (Under voltage protection below 9V, and 12V power supply can also be supported) Adapter Speaker: 30-200W, 4-8Ω Output Power: Max 160W @ R amp;L channel Max 220W @ subwoofer Protection Mechanism: Anti reverse connection, undervoltage, overheating, overcurrent, short circuit protection Product Size: 145*126*28mm Product weight: net weight 327g, package weight 395g Tip: when the audio signal input is large enough and the power supply voltage / current is large enough, there will be enough output power! The higher the power supply voltage, the greater the output power, the smaller the horn impedance, and the greater the output power! Please ensure that the power of the adaptive power supply is greater than the actual working power of the power amplifier! Package includes: 1 x Audio amplifier module kit