Product Description:
High Quality DS1990A 64-bit ROM Ibutton TM Smart Key Cards for Door Lock
DS 1990A-F4 Serial Number iButton is a rugged data carrier that acts as an electronic registration number for automatic identification. We provide Ibuttons, keyfobs, wristband for different use style.
The 1990A-F4 is smaller size compared with 1990A-F5, other function is the same. The button size is 10mm dia, height 4mm. The key total size is 38x15mm.
1990A
* Upgrade of DS1990 allows multiple Serial
* Number iButtons to reside on a common bus
* Unique 48bit serial number
* Low-cost electronic key for access control
* 8-bit CRC for checking data integrity
* Can be read in less than 5 ms
* Operating temperature range of -40C to +85C
Features:
| Failure Rate | 1 /100,000 times ( used properly) |
| Original Serial Number | 64 bits |
| Security | 64 bits encrypt passwords |
| Memory Capacity | 8 Kbits RAM |
| Read-Write features | read, write and encrypt |
| Read-Write Endurance | > 1.5 billion |
| Working Temperature | -40 ºC~+85 ºC |
| Read Endurance | > 350 thousand times |
| Working Time | >20 years |
| Size | φ38x15mm |
| Unit Weight | 2.5g |
Application:
Access control / Guard Tour system / security patrol / sauna door locks/ electronic door locks / Data Loggers / eCash tokens
Ibutton smart cards are widely used in security patrol, keys for cabinet locks, electronic rim locks, door intercom, card systems, identification, banking, Communications, rail transportation, transportation, and so on.
About Packing:
Neutral packing. 100PCS/box, 5000PCS/CTN, GW: 25kg.
About Shipping:
Sample: 1-3days Order: 3-10days
We offer as many shipping option as possible, including DHL, UPS, EMS, Fedex and TNT, ect.
About Payment:
We accept PayPal, Western Union, MoneyGram and T/T in advance.
About Us:
Our company is specialized in plastic smart cards, such as card, contact IC card and RFID product, including low frequency, high frequency and ultrahigh frequency. We are a professional manufacturer focusing on producing integrated circuit card and electric tag products.
We always use perfect technology to make high grade brand with consummate services. The high quality and personalization win the customers. We are in line with "customer first, employees second, shareholders third" idea, to provide customers with nice products and more thoughtful services.
Card Cube owns the perfect marketing and after-sales services system, with the philosophy of "stick to sincerity, customers first, embrace change, keep passion, team cooperation, benefitting each other".
Why Choose us?
1.We are a factory manufacturing RFID and NFC products, best production capability ,best
quality control, Best Service .
2.100% QC inspection Before Shipment.
3.ISO Standard listed, competitive price.
Contact me:
web: www.worldnfc.com
Tel: 86-755-89894425
Shenzhen Card Cube Smart Technology Co., Ltd, founded in 2010, has been specializing in RFID & NFC Tags/Labels, RFID Wristbands, Keyfobs, NFC Metro Tokens, RFID Inlay Sheets, Plastic Cards etc.
Our head factory with advanced equipments is based in Shenzhen, taking up 8000 m2, having branch factories in Dongguan city, Fujian, and Hunan Provinces.
We have five marketing teams, one design team, one research team as well as more than 300 factory staff. Cooperating with Singapore Airlines, Nigerian Government, Adidas company, Huawei company, Iran Metro company, Outter Mongolia Bus Company and so on really makes us stand out.
We are building our reputation with high quality and best services, so what you see, what you get.
Company Culture
Faith: Trust Simplifies Everything.
Mission: To build a win-win business zone
Goal: To be known worldwide
Motto: To be an honest person, to be a professional partner
Value: Honesty, Cooperation, Win-win (To Make the Impossible Possible)
