Link G4+ KnockBlock

Introducing the G4+ KnockBlock Crisp, clear audio - hear the onset of detonation What’s In The Box?   G4+ KnockBlock 2 sensor looms (attached) 1 headphone loom (attached) Quick Start Guide 1 USB cable mini 2 Bosch type doughnut OEM knock sensors 2 small Link Engine Management stickers   G4+ KnockBlock's Great New Features Listen to one or two knock sensors Special filtering design improves signal to noise ratio Can be used with ear buds, ear phones and noise cancelling ear muffs  Long life lithium rechargeable battery Rugged CNC aluminium enclosure Flying lead headphones connector Can be used with all OEM knock sensors Can be used to interface directly to a laptop for recording of engine noise or knock sensor frequency analysis (using PCLink G4+)