Yamaha Bookshelf Speakers of Walnut (Set 2) NS-B330(MB)

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Newly developed 3cm black anodized aluminum tweeter for high resolution audio Returning to the origins of natural sound speakers, the newly developed 13cm PMD cone woofer pursues volume and clarity in the bass range. A waveguide horn that controls the ratio of direct to indirect sound and reduces the adverse effects of high-frequency sound reflections from the walls. High-rigidity, low-resonance enclosure with double baffle structure and tumbled foam design