Factory best selling B502 Keypad – Earphones &Amp; Headphones


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Our well-equipped facilities and excellent quality control throughout all stages of production enables us to guarantee total customer satisfaction for Security Ex Proof Camera , Proof Safety Telephone , backlit cabinet keypad , We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
Factory best selling B502 Keypad – Earphones &Amp; Headphones Detail:

Model B502
Material Zinc Alloy
Dimension 60*70mm
Life 2,000,000 cycles per key
Contact Resistance 200 Ohms Maxium
Contact Rating 20~30mA
PCB Double-sided PCB
Conductive Rubber Silicone conductive carbon particles
Key button selection With 26 letters or Without 26 letters
Connection Interface XH plug,Pin Header,USB,PS2,RS232,RS485
Certificate CE
Protection Degree IP65
Vandal Proof Degree IK09
Operating Temperature -25℃~65℃
Storage Terperature -45℃~85℃
Relative Humidity 30%-90%RH
Atmospheric pressure 60-106Kpa

Product detail pictures:

Factory best selling
 B502 Keypad – Earphones &Amp; Headphones detail pictures

Factory best selling
 B502 Keypad – Earphones &Amp; Headphones detail pictures

Factory best selling
 B502 Keypad – Earphones &Amp; Headphones detail pictures

Factory best selling
 B502 Keypad – Earphones &Amp; Headphones detail pictures

Factory best selling
 B502 Keypad – Earphones &Amp; Headphones detail pictures

Factory best selling
 B502 Keypad – Earphones &Amp; Headphones detail pictures

Factory best selling
 B502 Keypad – Earphones &Amp; Headphones detail pictures


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We not only will try our greatest to offer you excellent services to each individual client, but also are ready to receive any suggestion offered by our buyers for Factory best selling B502 Keypad – Earphones &Amp; Headphones, The product will supply to all over the world, such as: Maldives , Porto , Manila , Taking the core concept of "to be the Responsible". We'll redound up on society for high quality merchandise and good service. We will initiative to participate in international competition to be a first- class manufacturer of this product in the world.
  • In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
    5 Stars By Jessie from Stuttgart - 2016.04.28 15:45
    Good quality, reasonable prices, rich variety and perfect after-sales service, it's nice!
    5 Stars By Queena from Canberra - 2015.09.19 18:37

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