Product S/N:120308234
Spec:sound pickup
Product Memo:Public places
Product Class:99.CCTV Accessories
¡ì dual interface sensitivity can be adjusted
¡ì Senior microphone suppress ambient noise
¡ì a large area into the wider mining tone of the sound port
¡ì Built-in noise reduction processing circuit
¡ì power polarity protection circuit
¡ì Connection to DC female / male + RCA
10 to 100 m2
Impedance 600 ohms
Frequency of 200 ~ 10Khz
Power 9 ~ 14VDC
Size 39 * 31 * 18mm
For HaiKang, Dahua DVR device