With this set you get a Kea (F), Tui (G), Joni (A) and Whio (Bb) in a custom case, with a clip-on thumb-rest. The set consists of a mouthpiece with a rolled plywood tuning slide and the four whistle bodies. The pitch of each whistle can be adjusted up about 50 cents and down about a semitone. The accuracy of intonation naturally deteriorates if the

With this set you get a Kea (F), Tui (G), Joni (A) and Whio (Bb) in a custom case, with a clip-on thumb-rest. The set consists of a mouthpiece with a rolled plywood tuning slide and the four whistle bodies. The pitch of each whistle can be adjusted up about 50 cents and down about a semitone. The accuracy of intonation naturally deteriorates if the pitch adjustment is large.