The K5019 2G/3G/4G SMD Chip Antenna 690–2700MHz - AH3G.303 delivers reliable wide-band performance for cellular and wireless communication systems. Designed for stable connectivity and compact integration, this antenna is ideal for IoT devices, smart modules, and embedded systems requiring consistent, omnidirectional signal coverage.

Features:

1. Supports 2G, 3G, and 4G frequency bands from 690 to 2700 MHz
   
2. Omnidirectional vertical polarization for uniform coverage
   
3. High-Q material ensures efficient signal performance
   
4. Surface-mount design simplifies integration in compact PCBs

Specifications:

• Model: AH3G.303
  
• Frequency: 690 ~ 2700 MHz
  
• Impedance: 50 Ω
  
• VSWR: ≤ 2.5
  
• Gain: 1.0 dBi
  
• Polarization: Vertical / Omni
  
• Material & Color: Copper
  
• Mounting Type: SMD
  
• Size: 50 × 19 × 1.0 mm
  
• Weight: 0.8 g
  
• Operating Temperature: −40 °C ~ +85 °C

Package Includes:

1 × K5019 2G/3G/4G SMD Chip Antenna 690–2700MHz - AH3G.303