Saizi: 2.5× 2.5CM Power Supply: 4~ 5v @ 30Ma work frequency: 125KHZ Tsigiro Chip: EM4205, EM4305, Em4469 kana kuenderana chip (Default Fomu Manchester Code RF / 64) Interface: Chiteshi cheSeri (TTL-232 fomati) R / w: <7cm ziviso: JavaScript inodiwa pane izvi.