Description

 2.1 Channel Amplifier Bluetooth Digital Power Amplifier Amp Module 50W*2+100W Unassembled ZK-TB21    

Product Parameters

Product Name： 2.1 channel audio amplifier module with Tone Product Model ： ZK-TB21

Bluetooth Version： 5.0(no shielding， 1o meters)

input Sensitivity：500mV

Audio Input ： AUX+Bluetooth

channel：2.1

Chip Solution ： TPA3116D2 (with AM interference suppression)Power Range：DC12~24V/ 5A above (high power recommended high voltage)

Adapter Speaker： 20W~100W， 4~8Q

Output Power ： Max 50W @ R&L channel

                           Max100W @ subwoofer

Protection Mechanism ： overvoltage， undervoltage， overheating， DC detection， short circuit protection

Product Dimensions ： 118mm*100mm*20mm/4.72in*3.97in*0.79in Package Weight ：256g/0.56 lb

PS： In the audio input is enough， the supply voltage/current is enough， there will be enough output power! The higher the supply voltage， the greater the output power.The smaller the im-pedance of the speaker， the greater the output power! Please ensure that the power of the adaptor is greater than the actual working power of the amplifier!

Package Included:
- 1 x Set of Power Amplifier