Guitar Violin Simple Pickup with Tone Volume Knob Control new and high quality 1.for guitar ,also Violin DIY Use this complete pickup set to make your individual electric Violin sound Please note that the transducer must sit on a flat surface so this can not be used on a traditional violin - should be used on solid body or other design that has a flat spot under the bridge Use this set to amplify your instrument's sound Type:Pickup Pickup bar Size: Approx. 41.2 x 5.5 x 2mm Bridge Standard: 4/4 Bausch bridge Audio Plug: 2.5mm Endpin Jack: 1/4 inch / 6.35mm Material:Plastic,Metal Color:Black Quantity: 1 pc Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Violin pickup(other accessories demo in the picture is not included.)