[Original Chip] ZK-TB21 Genuine 50W * 2 100W subwoofer high bass digital amplifier module Bluetooth ZK tb21

Welcome to my shop. All products are in stock. Please place an order if necessary. Pack it for you today!. Delivered within 48 hours. Quality Guarantee. Product parameter. Product Name: Bluetooth 2.1 channel audio power amplifier module. Product Model: ZK-TB21. Bluetooth version: 5.0 without barrier 10 m). Input sensitivity: 500mv. Input Method: aux Bluetooth. Number of channels: 2.1 channels. Amplifier chip: tpa3116d2 with function. Come and see my shop: Same day delivery, all products are in stock. You will get the biggest discount and the most satisfied product, If you are satisfied with our products, please rate us. If you are not satisfied, please contact us before rating. 100 ready stock, Guaranteed to ship as soon as possible after the order is successfully placed, the average arrival time after delivery is 5-7 days