Speakers Polk Audio Signature S20e White:These Polk Audio Signature S20e White will take your favourite music to the next level. These speakers are passive, so they need to be connected to an amplifier or receiver. Amazing sound quality is played thanks to the 2-band design. You can enjoy clear sounds in the frequency of 44 Hz to 40000 Hz. A detailed characteristic is that they feature an impedance of 8 Ohm and they have a sensitivity of 88 dB/mW. To connect to other devices to play music, the POLK AUDIO speakers can do so via RCA - Cinch. They reach a total power of up to 125 W. The Polk Audio Signature S20e White speakers can be placed anywhere when you regard their measurements of 21,5 × 37,5 × 35 cm. Polk Audio Signature S20e White Speakers Key Features Feature a 2-band design POLK AUDIO speakers are a passive model and have no amplifier Connectivity: RCA - Cinch Polk Audio Signature S20e White speaker power reaches 125 W Dimensions: 21,5 × 37,5 × 35 cm POLK AUDIO speakers weigh 7,7 kg