Harley Benton GroundBox

Harley Benton GroundBox, Grounding box, Provides a ground connection for guitar setups, Helps to avoid background noise in any guitar setup without a ground connection, e.g. for battery-operated amplifiers, compact power amplifiers or multi-effects with a power supply unit, 2 Jack sockets for signal input and output, Detachable earth cable with banana connection, Dimensions: 93 x 54 x 35 mm, Weight: 175 g@+*Note:* Only for use with guitar or line signals, never connect to power amplifier outputs or speaker connections! It is not recommended to use the grounding box in systems with an existing ground connection.