YT-84Multi func Printer
YT-65Multi func Printer
YT-75Multi func Printer
DJY-251Bell automatic control instrument
The main technical parameters:
1. Control the number of not less than 120 times
2. Day time error < 2 s/day
3. The maximum switching current 4 a
4.2 roadmap for cont...
CY-491Waterproof column
The meeting microphone
Category: meeting microphone series
Model: SG - 556
Specification: AR - 556 (Feature) :
Can change way: ¢14 back capacitance
The Type of Adapter: ¢14 Style of capactitanc
Directivity: the heart sh...
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