Ultrasonic Acouspade directional speaker

The Ultrasonic Acouspade is a highly-directional speaker (parametric acoustic array). The speaker accepts stereo RCA inputs but is mono. There is no volume adjustment available on the speaker; levels must be set at the source. If the input level of the speaker is too high, the sound will distort. Carrier Frequency: cca 40kHz Frequency response: 150 Hz to 17 kHz