ZK-HT21 2.1 Channel TDA7498E 160WX2+220W Bluetooth Digital Power Amplifier Module High And Low Tone Subwoofer

Model Number : ZK-HT21 Origin : Mainland China Certification : CE High-concerned chemical : None Features1: Power amplifier chip: rt7498e2: Protection mechanism: anti-reverse connection, undervoltage, overheating, overcurrent, short circuit protection3: Widely used4: Long-life ultra-quiet fan (blocked rotor does not burn, no noise)5: Simple to use and easy to understandProduct name: 2.1 channel Bluetooth audio power amplifier moduleProduct model: ZK-HT21for Bluetooth version: 5.0 (unobstructed, 15 meters)Input method: AUX + for Bluetooth + USB (the dial button to switch modes and songs)Number of channels: 2.1 channels (left channel + right channel + subwoofer)Amplify chip: TDA7498EAdapter power supply: DC15 36 V (under voltage protection below 9V, 12V power supply can also be supported)Adapted speakers: 30-200W, 4-8ΩOutput power: left and right channels ≤160wSubwoofer≤220wProtection mechanism: anti-reverse connection, undervoltage, overheating, overcurrent, short circuit protectionProduct size: 145*126*28mmProduct weight: net weight 327g, including packaging 395gTip: When the audio signal input is large enough and the power supply voltage/current is large enough, there will be enoughOutput Power!The higher the power supply voltage, the greater the output power, and the smaller the speaker impedance, the greater the output power! Please make sure that the power of the adaptor is greater than the actual working power of the amplifier!Checklist1 * power amplifier board kit