Feature●Power supply: (Base unit) DC 12 V (AC adapter: AC 100 V, 50 / 60 Hz) (Child unit) DC 6 V (supply from base unit)●Power Consumption: (Parent unit) 12.0 V/0.3 A (Child unit) 6.0 V/0.6 A●Sound Collection Range: Up to 23.6 inches (60 cm)●Usable temperature range: 32°F - 104°F (0°C - 40°C)●Accessories: AC adapter (4.9 ft (1.5 m) x 1, communication cable (6.6 ft (2 m) x 1, message sheet (folded) x 3, instruction manual (English language not guaranteed), easy guideDescription
A professional window speaker system that can clearly hear the voice of the opponent even through a mask or partition.