Ụdị ngwaahịa: kaadị osisi + RFID mgbawa
Ihe: Black Walnut/Bamboo/Birch/Cherry/Beech/
Basswood / Maple / Birch / Sapele wdg.
Size: 85x54mm, 40x40mm, 42x26mm ma ọ bụ ahaziri.
Ụdị: Retangular / Oval / Round / Square ma ọ bụ ahaziri
Ọkpụrụkpụ: 1.3mm maka kaadị osisi nkịtị,
1.4mm +/- 0.1mm maka kaadị osisi enweghị mmiri