Features:Dual piezo pickup, 6.35mm / 0.25in jack.
With volume and tone control.
Ideal for guitar, ukelele and so on.
Specifications:Jack diameter: 6.35mm / 0.25in
Package size: 21 * 8.7 * 1.5cm / 8.3 * 3.4 * 0.6in
Package weight: 43g / 1.5oz
Package List:1 * Pickup