ITEM NAME:Classic Acoustic Guitar Pickup Amplifier Soundhole Tone Volume Control Description: Feature a wide frequency response for clean and accurate amplified tone, include tone and volume control. Convenient positioning, held tightly by moving the crank. Sponge lines the inside edges of both mounting brackets against sliding and damage to guitar. Including a 3.5m guitar lead (1/8" to 1/4") connecting to any guitar amplifier. Suit sound board thickness of up to 5mm around sound hole. Suitable for all acoustic guitars and classic guitars. Easy installation and removal. Specification: Material: Iron, copper, plastic Color: Black Resistance: 7.5-8.5kÃŽ © Cable length: 3m Product size: 13 x 4.5 x 5cm / 5.1 x 1.8 x 2inch Package Includes: 1 Piece Guitar Pickup 1 Piece Cable Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2cm error in size. SKU: FUZ0026058278013192.Including a 3.5m guitar lead (1/8" to 1/4") connecting to any guitar amplifier. Convenient positioning, held tightly by moving the crank. Suitable for all acoustic guitars and classic guitars. 1 Piece Guitar Pickup.