Barcus Berry 1320 Electric Violin Bridge with Built-in Piezo Pickup<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Includes 3100P 1/4-Inch output jack. Provides superb acoustic performance together with unequaled acoustic-electric capability. Pickup Transducer select quality unfitted replacement bridge with has a factory installed piezo electric transducer. </span></li><li><span class="a-list-item"> Output jack BB model 3100P. 1/4-Inch female carpenter output jack with separate U-shaped bottom bracket and 2 turn buckles. Adjustment key. Installation instructions. Preamp not included， not required. </span></li><li><span class="a-list-item"> Preferred by pro violinists such as Dan Kelly (Alan Jackson)， John Jeansonne (Racal Flatts)， and Brendon Anthony (The Pat Green Band) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41vYoZ8OccL.jpg" noproxy>