Circular UHF RFID Antenna is a unique PCB near field antenna designed to be used as an extension of development boards that uses electromagnetic field most suitable for short range communication. The antenna is designed in a circular shape with a diameter of 23mm. It's important to mention that this antenna can be used for UHF and RFID applications that operate in a frequency range from 902MHz up to 928MHz. Features & Specs * Frequency Range: 902MHz ~ 928MHz * Shape: Circular * Coil Diameter: 22mm * Antenna Width: 26mm * Antenna Length: 33mm