Factory wholesale B661 Keypad – Cid Telephone Alarm Monitoring Platform


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We intention to see quality disfigurement within the creation and supply the ideal support to domestic and overseas buyers wholeheartedly for vandal proof telephone handset , zinc alloy metal keypad , Fiber Optic Telephone Machine , We honor our core principal of Honesty in business, priority in company and will do our greatest to provide our customers with high-quality goods and fantastic provider.
Factory wholesale B661 Keypad – Cid Telephone Alarm Monitoring Platform Detail:

Model B661
Material Zinc Alloy
Key size 68.6*70mm
Life 2,000,000 cycles per key
Contact Resistance 200 Ohms Maxium
Contact Rating 100 mA
PCB Double-sided PCB
Conductive Rubber Silicone conductive carbon particles
Key button selection 0-9,*,#,customized keys
LED 0603 LED
Backlit color Blue,White,customizable
Connection Interface XH plug,Pin Header,USB,PS2,RS232,RS485
Certificate CE
Protection Degree IP65
Vandal Proof Degree IK08
Operating Temperature -25℃~65℃
Storage Terperature -45℃~85℃
Relative Humidity 30%-90%RH
Atmospheric pressure 60-106Kpa

Product detail pictures:

Factory wholesale
 B661 Keypad – Cid Telephone Alarm Monitoring Platform detail pictures

Factory wholesale
 B661 Keypad – Cid Telephone Alarm Monitoring Platform detail pictures

Factory wholesale
 B661 Keypad – Cid Telephone Alarm Monitoring Platform detail pictures

Factory wholesale
 B661 Keypad – Cid Telephone Alarm Monitoring Platform detail pictures

Factory wholesale
 B661 Keypad – Cid Telephone Alarm Monitoring Platform detail pictures

Factory wholesale
 B661 Keypad – Cid Telephone Alarm Monitoring Platform detail pictures

Factory wholesale
 B661 Keypad – Cid Telephone Alarm Monitoring Platform detail pictures

Factory wholesale
 B661 Keypad – Cid Telephone Alarm Monitoring Platform detail pictures


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  • It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
    5 Stars By Michaelia from Amsterdam - 2016.08.18 11:04
    Adhering to the business principle of mutual benefits, we have a happy and successful transaction, we think we will be the best business partner.
    5 Stars By Liz from Vietnam - 2015.11.04 10:32

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