Planet Waves Tuning Fork, Key of A 61 Key Covers A variable passive high pass

A variable passive high pass filter provides a minimum phase shift design while eliminating low frequency rumble

Supports ASIO

dual backplate CK12 capsule capable of cardioid

So whether you play fretted or fretless bass

Planet Waves Tuning Fork, Key of A 61 Key Covers A variable passive high passThe Planet Waves "A" Tuning Fork makes it easy to tune any instrument by ear by providing an extremely accurate A440 reference Pitch. Perfect for tuning all instruments from guitar and bass to band and orchestra instruments. Precision designed to offer extremely accurate tuning (A 440 Hz) Molded, ergonomic comfort handle is easy to hold Color coded O rings allow easy key identification Fits easily in any instrument case Durable chrome plated finish