Smart Cards

"gyrfid is a chinese supplier of smart cards and rfid tags based in shanghai. gk4001 iso card is the most popular card in the access control system.
technical parameters
chip model: gk4001
memory: 64bit
read/write function: readonly
protocol: n/a
operating frequency: 125khz
chip origin: taiwan
reading distance: 3-10cm with desktop reader, can reach 40cm upon long range reader.
dimensions: cr80 85.60 x 53.98mm
thickness: 0.84mm
material: pvc, pet
card surface: matte/ gloss finish
housing: lamination
personalization support:
offset printing with cmyk or pantone colors/ silk-screen printing with metallic, sliver effect/ magnetic stripe hico2750, hico4000 or loco300/ serial number or uid number printing/ signature panel/ barcode printing/ photo personalization/ chip encoding/ hologram/ uv printing / laser logo / laser serial number
application:
access control/ membership loyalty system/ time attendance / hotel locks
about gyrfid
gyrfid is a leading supplier of smart cards and rfid tags products for global system integrators and distributors. It offers a wide range of products embedded with contact chip and contactless chip (lf, hf, uhf), which encapsulated into variety shapes like iso card, keyfobs, wristband, disc tag, laundry tag. The products are widely applied in access control, payment system, inventory control, asset tracking, industrial managements. Gyrfid also welcome oem service and personalization to create value for the sponsors."