From Pathfinder Beginner Box: Secrets of the Unlit Star, which isn't enabled.

Conductor's Instrument

ITEM 3

Price 60 gp

Usage held in 2 hands

Bulk L

This item can be found in the form of any variety of handheld musical instruments. The instrument grants you a +1 item bonus to Performance checks while playing music with it. Once per day, you can use the following activity.

Activate—Command Performance (manipulate)

Effect You play a special tune on the instrument, causing it to cast a DC 17 Command bard spell.

Pathfinder Beginner Box: Secrets of the Unlit StarORC