Soundhole Pickup System with vintage bold sound, no hum, no EM noise. No battery requiered for operation. Volume and tone controls are under the strings, at your fingertips. Humbucker type of pickup. Outside jack version. Colour: Chrome. Specifications: 100% Shielded no-noise pickup, Humbucker pickup, Ceramic Magnet, 1 Volume, 1 Tone, Passive Control- No battery required