Oleg Low Bb Extension - Universal Acoustic Guitar Strings XS Phosphor Bronze strings have

XS Phosphor Bronze strings have the longest life of any D’Addario acoustic guitar string

Auxiliary keys: high F#

Electronics Pre amp: TP-4TD preamp with built-in tuner

this mouthpiece produces a warm and full bodied sound with an even response throughout all registers of the instrument

Master Volume

Oleg Low Bb Extension - Universal Acoustic Guitar Strings XS Phosphor Bronze strings haveProduct Details Oleg Saxophone Enhancers improve the ergonomics and ease of playing for most professional vintage and contemporary saxophones. These jewelry quality enhancers are easily clipped on or attached with screws and wrench (included). The Low Bb Key Extension creates a more ergonomic reach, especially for players with small hands. Universal: For all modern makes & models (Alto Tenor Baritone)