The Yamaha NS-M 325 is a two-way bookshelf speaker that features a high-quality 5-inch woofer and a 1-inch soft dome tweeter. It is designed to deliver clear sound reproduction across a range of audio frequencies, making it suitable for various genres of music and home theater applications. The cabinet design is engineered to minimize resonance for improved sound accuracy. The NS-M 325 also includes a high-efficiency design that allows it to produce robust sound with minimal power input.