KOOBOOK 2Pcs SSM2167 Microphone Preamplifier Board Preamp COMP Compression Module DC 3V-5V

Specifications: Working Voltage: DC 3V-5V Board Size: 23mm x 15mm Note: Manual measurement, with small error. Please check size in detail before purchase. Real colors may slightly differ from the pictures, as it depends on specific monitor settings and light brightness. We highly appreciate all customers opinions to improve the selling, also if anything you unsatisfied, please contact us for probable best solution. Package Includes: 2Pcs