Bird-X . BXP-ES 1

BXP-ES 1, Extension Speaker Features: Compatible with the following electronic Bird-X devices: BirdXPeller PRO & Woodpecker PRO – use the speaker to: Split the sound between the unit’s built-in speaker & a second, remote location, or Use the speaker as the only source of sound in a location central to the pests (such as high up in a tree, on a rooftop, etc), keeping the unit & its controls easily accessible elsewhere. QuadBlaster QB-4 & Super