Check the listing for details. Bird-X BirdXPeller Pro Version 2 Sonic Bird Repellent – Covers 1 Acre. Color: Green, Condition: Open box. Listed at 100.00 USD. The BirdXPeller Pro Version 2 by Bird-X is an effective electronic bird repeller designed to deter species such as crows, blackbirds, grackles, cormorants, and ravens using species-specific distress calls. It covers up to 1 acre and operates in the 3–5 kHz sonic range, making it ideal for agricultural, commercial, or residential properties. Details: • Model: BirdXPeller Pro Version 2 • Effective Range: Up to 1 acre • Frequency Range: 3–5 kHz • Target Species: Crows, blackbirds, grackles, cormorants, ravens • Power: Standard AC plug-in (may also support battery or solar with accessories) • Usage: Outdoor, weather-resistant design • Features: Species-specific sonic deterrents, programmable settings Condition: Open box.