VV-Wi is a portable bridge-mounted piezo with built-in wireless capability and volume control for violin or viola. The system includes a rechargeable transmitter and receiver, and everything needed to plug in and play. Encased in lightweight tone wood, The VV-Wi Sensor installs in the eye of the viol bridge with minimal modification. VV-Wi features a solid ebony, cork-lined ¼” Carpenter jack with an adjustable barreled clamp, keeping it firmly in place during performances. VV-Wi is handcrafted in Europe.