PM0.4c are active speakers with high efficiency, high-quality sound. You can enjoy music with PM0.4c in various situations such as DTM, DJ, listening to PC audio, watching TV and listening to portable audio players. Color: BlackFeatures2 way configuration of woofer (low range) and tweeter (high range)Uses a rolled rubber edge for 100 mm-diameter glass fiber woofer diaphragm, which realizes clear and powerful sound19 mm-diameter dome tweeter generates rich, natural sound at high frequenciesCompact, rear bass reflector type wooden enclosure realizes natural, deep bass sound SpecsSpeakersEnclosure: 2way bass reflexLow range driver: 100 mm (4 inch) cone speakerHigh range driver: 19 mm (3/4 inch) soft dome tweeterFrequency characteristic: 60 Hz to 20 kHzCrossover frequency: 1.6 kHzAmplifier (active speaker only)Input terminal: RCA pin jack, 320 mV (input sensitivity)Input impedance: 10 k or moreRated output: 30 W + 30 WDistortion factor (THD): Less than 0.05% (2 W output)GeneralPower (AC IN): 100 to 240 V 50/60 HzPower consumption: 15 W (normal state), 0.5 W or less (standby state)External dimension (mm): 130 (width) × 220 (height) × 169 (depth) (not including protrusions)Weight: 2.4 kg (active speaker), 2.1 kg (passive speaker)