The Centerpitch CP10 The new CP10 displays a pitch reference at all times. It attaches easily, firmly and safely to any brass, woodwind and bowed stringed instrument, and is perfect for noisy rehearsal or practice rooms.
The CenterPitch CP10XL Intonation Tool with Metronome and Pitch Generator. If you are serious about playing in tune, CenterPitch(tm) Universal model CP10XL is for you. Microphone based non clip-on style. Chromatic 3 in 1 tuner has a metronome, tuner and pitch generator - ideal for all Band and Orchestra players.