Fishman Rare Earth Magnetic Soundhole Humbucking Pickup - ActiveThe Rare Earth Humbucking pickup has been carefully re-voiced and fine-tuned to offer an even smoother treble response than their popular, category-defining predecessors.Equipped with cutting-edge neodymium magnets, the new Rare Earth pickups offer a warmer, more naturally acoustic tone, along with exceptional accuracy and increased musicality.Features:   - Humbucking—Warm and full humbucking sound   - Re-voiced and fine-tuned for smoother treble response and a warmer, more naturally acoustic tone   - Active electronics and neodymium magnet structure for exceptional string balance and sparkling acoustic clarity   - Miniature batteries mount conveniently on the underside of the pickup (batteries included)   - Low current design of the preamp allows up to 300 hours between battery changes   - Newly designed mounting system and ergonomic body shape   - Pre-wired output jack can also be endpin mounted   - Easy installation with no alteration – plug-and-play right out of the box