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Executive Summary - Specification and Supply PositionTL;DR - The Mistairhome WL-PBS03C (STD) is a 40 mm full-range driver with a neodymium motor and a sealed rear chamber driven by a Class D output stage with a voltage rail held flat as the pack drains, rated 8.0 W with a 18 W peak and producing 85.2 dB at 1 m across 90 Hz to 20 kHz; the pack is 1800 mAh lithium polymer giving 9.4 hours at half volume against 66 minutes at maximum volume, recharging in 2.1 hours from empty ov···