subject: Controlling pest birds with bird spikes [print this page] The final bird control device is audio repeller as well as silent bird repeller. The audio bird repeller repels away using audio waves and silent repeller using silent waves. The Broadband pro is best example of the silent bird repeller repels away birds as well as pigeons using 10,000 sq. feet using both silent as well as audio waves. Quad blaster is another audio bird repeller that repels away 6400 sq feet using silent waves. Critter Blaster PRO repels away birds and animals using loud harassment sounds.
