... color options. Personalisation options: silkscreen printing customer logoSpecification of RFID Smart Wristband: RFID WristbandMaterialSiliconeStandard Color:Red, Blue, Black, White, Green, YellowPrinting Method ... Model: WT02Color: blue, red, yellow, green, etcFrequency: 125KHz, 13.56MHz, 860-960MHzChips: EM4200, TK4100, T5577, Hitag, Mifare 1K/4K, I CODE ...