Shadow SH965 NFX-B Double Bass PU, Double Bass Pickup@+Professional Nanoflex pickup for pure, natural sound, 100% buzz-free with NFX technology. Nanoflex pickups not only take the vibrations of the strings like common undersaddle pickups. Nanoflex senses the vibrations of the strings and the body of the instrument simultaneously and achieves a sound quality comparable to a microphone / bass / pickup combination.@+@+The control unit is mounted between the middle strings. It also includes the inputs for the pickups and the 6.3 mm jack output. The 3 V cell battery reaches up to one year thanks to the minimal power consumption., For double bass, Highly sensitive double sub-bridge pickup (1 pickups each bridge foot), Absolutely free of disturbing background noise, Volume and tone controls, Output: 6.3 mm jack socket, Includes 3 V cell battery, type 2032, Very low energy consumption