Fishman Power Tap Earth, Pickup and Pre-amp for Acoustic Guitar, Combines the easy installation and warm, transparent sound of the Rare Earth humbucker with a soundboard body sensor for percussive playing elements and natural dynamics for guitarists of all styles, The Blend control mixes the signals of the Rare Earth and the Tap Sensor in mono or routes both signals to separate channels via a stereo cable. This feature allows you to add separate effects, volume and EQ to each pickup., Magnetic construction with additional Tap Sensor, Pick-up mounting in sound hole and body, Fits in sound holes with a diameter of at least 92 mm, The pre-wired output jack can also be mounted as an end pin jack, Miniature preamp integrated in the pickup, Control: Tap/Pickup Blend Control, Power supply with: 2 x 1.5 V silver oxide or 1 x 3 V lithium batteries, Pickup dimensions (L x W): 64.5 x 17.3 mm, Included in delivery: 2 x LR44 1.5 V batteries