High Power Long Range Portable Speaker Rescue Security Acoustic Hailing Device Loudspeaker

High Power Long Range Portable Speaker Rescue Security Acoustic Hailing Device Loudspeaker. Long Range Hailing: Achieves up to 1km clear voice range with 134dB sound pressure. High Acoustic Output: Delivers 200W max power with focused directional sound propagation. Durable Design: IP66 rated for water, dust, corrosion resistance, and -50C to +65C operation. Long Battery Life: Continuous 8-hour operation with 2-year battery life and 500+ charge cycles. Versatile Audio Sources: Supports USB, TF card, Bluetooth, FM radio, and wired/wireless microphones. Portable & Lightweight: Weighs only 4.8kg with handle and straps for hand-held or backpack carrying. Customization Available: Offers full, minor, and flexible customization from samples or designs. Wide Application Scope: Ideal for emergency rescue, law enforcement, security, and traffic control.