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Product Description
New Interphone add Iron shield and New Mainboard This speaker is a passive speaker and has no amplifier function. Please confirm if your camera supports audio output with amplifier before purchasing.Features:Plug & PlayExtremely SensitiveGreat for Security MonitoringHigher S/N RatioRange :15 Square metresSensitivity:200mA/ubar
Frequency:200-6000HZ
Pronunciation membrane: rubber
Speaker: waterproof.
Speaker size: 50mm in diameter.
impedance:4 OHM
Voice coil: 16 core
Magnet: single magnetic
Power: 3WPack : 1* Speaker
