The Internal GPS/GLONASS CHIP On Board Antenna Series delivers exceptional multi-constellation GNSS reception in an ultra-compact ceramic package. Engineered for precise positioning applications, these dual-frequency passive antennas support both GPS and GLONASS satellite systems, providing reliable location data for navigation, tracking, and IoT applications. Features Dual-System Compatibility: Optimized performance for both GPS (1575.42MHz) and GLONASS (1602MHz) satellite constellations Right-Hand Circular Polarization: RHCP design enhances satellite signal reception quality and multipath rejection High Gain Performance: Superior 3.5 dBi gain ensures excellent sensitivity for accurate positioning Low Profile Design: Ultra-thin 1.0mm height ceramic package ideal for space-constrained applications Multiple Size Options: Available in four dimensions (25mm, 18mm, 15mm, and 12mm) to meet various design requirements Excellent VSWR: Low VSWR (