1.8mm Tk4100 chip 125Khz proximity em rfid card
125KHz LF TK4100 chip RFID Keyfob Tag
Contact: Jackie
Phone: 13420928332
Tel: 0755-28502089
Email: info@reliablerfid.com
Add: Room 412,No.1 Building,Hongmian Road,Henggang,Longgang,Shenzhen