Be heard in even the loudest rock band with the Fishman Black Stack Acoustic Passive Soundhole Pickup. Now, the vintage sound of a double-stacked humbucking magnetic pickup is available in a modern, battery-free design. It features adjustable pole-pieces and a premium TA4 mini-XLR connector integrated into the housing allowing easy installation, removal, and connection to the included cable or your own custom endpin mounting solution.