ChenTe are manufactured to kind of metal keypads,metal keyboard,numeric keypad,backlit keypad,illuminated keypad,lighted keypad,access control keypad,die cast keypad and PC keyboard. Custom made to your needs, our keypad are perfect for industrial ,security and commerical use. such as access control systems , ticket entry, industrial machining ,self-terminal, internet terminals and information kiosks at universities, shopping malls, hotels, banks,military,airports, railway-stations and other public areas
Main feature
Handset shell made of engineer plastic PC
Mil standard
Coil cable made of PU
Connector is optional
Type |
Transducer Moving coil dynamic speaker |
Impedance |
1000Ω±15% @1KHZ |
Sensitivity |
109dB±4dB at 1K at 1mW |
Frequency respond |
300-4KHZ |
Rated input power |
0.5W |
Maximum input power |
1W |
3. Microphone Specification
Type |
Transducer Moving coil dynamic MIC |
Sensitivity Range |
-65±4dB @1KHZ |
Impedance Max |
150Ω±15%at 1kHz |
Frequency |
300-3KHz |
5.Environmental Conditions
Operating Temperature |
-30℃~70℃ |
Relative Humidity |
<96% |
Copyright © Ningbo ChenTe Electronics Technologies co.,Ltd
Add :No 6. First Rd, Western Industrial Park,Lubu town, Yuyao Zhejiang 315420 China