model: YB409 Material: ABS environmental protection material Frequency: 125KHz/134.2KHz/13.56MHz/860~960MHz Customizable communication protocol: ISO ISO 11785, ISO ISO 11784, FDX B,, ISO ISO 14443, ISO ISO 15693, ISO 18000-6C Packaged chips: TK4100, EM4100, EM4102, FM11RF08, I Code2, S50 Mifare 1K, Hitag2, EM4305, H3 aliena, etc.. Best read range: 1~ 20cm (related to the Reader and use environment) operationem temperatus: -40℃~+85℃ Storage temperature: -55℃~+100℃ Product Specifications: 19×7×3mm/18×7×7mm/41×7×7.7mm, vestibulum …