Aroma AMT 560 Electric Guitar Tuner & Metronome Built in Mic with Pickup Cable 6.3mm for Guitar Chromatic Bass Violin Ukulele| | - AliExpress
Amazon.com: MAMKOES VT-5 Violin Microphone Wireless UHF Gooseneck Pick Up Instrument Clip-on Mic Receiver and Transmitter System for Violin : Musical Instruments