A well-thought-out combination of srivers, including well-matched sound pressure, made it possible to select a frequency of about 1200 Hz for joining the bands. And thanks to a resistance of 8 ohms and a sensitivity of 91 dB, the Jade 20 speakers are completely undemanding to the amplifier - they can easily be rocked by a low-power bulb, and with a powerful transistor they will demonstrate their signature sound style and fully unlock their potential.