The amplifier has a power management function that detects when it hasn't been used for a long time (about 8 hours) even though the power is on, and automatically shifts it into standby mode. So even if you forget to turn it off, power consumption will be minimised.
NS-BP182 Compact Bookshelf Speakers
VCCS Vibration Control Cabinet Structure Technology
To prevent unwanted cabinet vibration, Yamaha developed an internal structure called VCCS (Vibration Control Cabinet Structure) that uses strategically placed pieces of a composite material providing excellent vibration isolation performance. In addition, three legs provide additional shock absorption, considerably enhancing sound quality.
2-Way System with High Quality White Cone Woofer
The speaker units are a 12 cm (4-3/4") cone woofer and a 3 cm (1-1/8") soft dome tweeter. The woofer is an A-PMD (Advanced Polymer-injected Mica Diaphragm) unit created by downsizing and performing specialised tuning of a woofer used in Yamaha’s high-end speakers of “Soavo” line. It is a high specification speaker using the white cone, the symbol of Yamaha high sound quality.