QuadBlaster QB-4 Indoor Ultrasonic Bird Repeller with Strobe Light

Emits ultrasonic "silent-to-humans" technology specially designed to disorient, intimidate and confuse unwanted birds out of the treated area(s) with four speakers. When the birds are exposed to these irritating sound waves, they are forced to find calmer and untreated areas to linger. Optional powerful flashing strobe light add-on creates a multi-sensory attack. This industry favorite ultrasonic bird control system is used worldwide, protecting facilities from damage liability. Sound pressure of 112 dB at 1 meter and frequency range of 20 to 30 kHz. Includes a 6' power cord. 6"L x 4"W x 4"H Strobe.