ITEM NAME:Piezo contact 3 Transducer Pickups Part For Guitar Ukulele Mandolin G5O4 Piezo contact 3 Transducer Pickups Part For Guitar Ukulele Mandolin G5O4 Material: Metal+Plastic Cable Length: Approx 750mm Main Color: Silver Use Scope: Violin/Guitar/Ukelele/Mandolin/Banjo A professional Piezo contact Microphone pickup. Contact microphones pick up sound by being in direct contact with the sound source. Able to eliminate external sounds interference and not be influenced by sound reflections from nearby objects. Just plug it into your amp, bass amp or other recording equipment. Comes with double sided tape and self adhesive for multiple mounting options. It is better than normal recording studio and it is the best choice for DIY CD of players. Installation instruction: 1 Take the plastic film down from the back of transducer to expose the adhesive 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 Above the procedures for referring depends on different instrument Package Included: 1 x Profession Pickup For Musical Instrument 1 x paste Piece Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.