ITEM NAME:Prewired Amplifier Piezo Transducer Anti Noise Tuner Pickup Wiring Kit Portable Features: Ensure Great Tone: pickup piezo transducer with metal material body will enhance the sound of your guitar or ukulele. Function: It can be eliminate interfering external sounds and not be influenced by sound reflections from nearby objects, give it a purer acoustic tone. No Soldering Required: just drill two hole for the jack glue on the piezo. Perfect Replacement: nice replacement part for your instrument, Which fit for most string music instruments. Double Stick Tape: Large piezo has double stick tape mounted, works great. Specifications: Material: metal Color: as shown Cable length: about 42cm Plug diameter: about 6.35mm Installation instruction: 1 Take the plastic film down from the back of transducer to expose the 2 Place the transducer through the sound hole to the lower part of the front body where the guitar produces the best tonal response 3 Drill a hole from inside the body, loosen the end-pin jack nut, insert it to the hole and tighten the nut Package included: 1 set disc piezo pickup Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement..No Soldering Required: just drill two hole for the jack glue on the piezo. Double Stick Tape: Large piezo has double stick tape mounted, works great. 1 set disc piezo pickup. 1 Take the plastic film down from the back of transducer to expose the.