Specifications:Feature:- Saddle transducer type pickup for Acoustic and classical guitar- Easy to install.- Mounted at the inside edge of saddle without need to drill hole.- Portable and easy use.- High sensitivety.- For Classical 6&string guitar pickupTotal Length: about 370mmMetal Length: about 27mmWeight: 4gThe Plug Diameter: 2.5mmPackage Weight : 5 G / 0.18 OuncesPackage Dimensions (L*W*H) : 150*100*3 MM / 5.91*3.94*0.12 InchesRetail Packaging: No, No PackingPackage Include:1 x Guitar Saddle Piezo Bridge Pickup Soft