The Soundbrenner Core Metronome Smart Watch Tuner is a sleek and innovative device designed for musicians, specifically those who play the piano. This wearable metronome comes in a stylish grey colour and is perfect for achieving precisely tuned notes with ease. With the Soundbrenner brand known for quality and reliability, this compact and portable accessory is a must-have for any musician looking to improve their accuracy and pitch while playing. Hardly used and useful for any practising musicians.