Product Name: Dielectric AntennaPlace of Origin: ChinaFeatures: 1) Center frequency: 1575.42MHz±3MHz 2) VSWR: 1.5:1 3) Band width: ±5MHz 4) Attenuation: fo±100MHz>30dB 5) Impendence: 50ohm 6) Peak gain: >3dBic 7) Based on 7 x 7cm ground plane 8) Gain coverage: >-4dBic (–90 - 90°) (over 75% volume) 9) Polarization RHCP 10) Dimensions (L x W x H) 25 x 25 x 4mm, 25 x 25 x 2mm, 18 x 18 x 4mm, 17 x 17 x 4mm