Conveniently use your favorite music tools with the Soundbrenner Core Smart Music Wearable. Designed for modern musicians, this four-in-one gadget gives you access to all your music tools directly on your wrist. Soundbrenner Core combines a vibrating metronome, decibel meter, magnetic twist tuner and watch in a single device. The vibrating metronome allows you to feel the beat while leaving your ears free to listen. Likewise, the magnetic twist tuner makes it easy to tune wherever you are and the decibel meter lets you know your sound levels. Moreover, the Soundbrenner Core comes in two premium models including the Core and the Core Steel. Both models come with the same feature and tools but carry two unique looks. The Core is made of aluminum and polycarbonate while the Core Steel uses stainless steel and leather. Just turn your wrist to turn it on and choose your tool to start using it.