Audio Amplifier IC

Description• 4 Kind of Alarm Music Sounds in Single Chip • 3-5V DC Power Supply (Coin Battery Cell works) • Low Power Consumption, 4-8 Ohm Speaker Works Well • KD9561 or CK9561 Chip IC specially designed for kids toys games doorbell etc. • KD9561 has 4 kind of music sounds in a single chip, ..