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Last Updated: 2026-07-31 14:12:51

Wireless module

EC20 4G Module suite

Product parameters

  • Model
    • EC20-C R2.0 Mini PCIe-C
  • Supply voltage
    • 3.3V~ 3.6V, Typical values: 3.3V
  • Working frequency band
    • TDD-LTE: B38/B39/B40/B41
    • FDD-LTE: B1/B3/B8
    • WCDMA: B1/B8
    • TD-SCDMA: B34/B39
    • GSM: 900/1800
  • Data transmission
    • TDD-LTE: Max 130Mbps (DL) Max 35Mbps (UL)
    • FDD-LTE: Max 150Mbps (DL) Max 50Mbps (UL)
    • DC-HSPA+: Max 42Mbps (DL) Max 5.76Mbps (UL)
    • UMTS: Max 384Kbps (DL) Max 384Kbps (UL)
    • TD-SCDMA: Max 4.2Mbps (DL) Max 2.2Mbps (UL)
    • CDMA: Max 3.1Mbps (DL) Max 1.8Mbps (UL)
    • EDGE: Max 236.8Kbps (DL) Max 236.8Kbps (UL)
    • GPRS: Max 85.6Kbps (DL) Max 85.6Kbps (UL)
  • Interface connector
    • USB: USB 2.0 high-speed interface, 480Mbps
    • digital voice: 1 digital voice interface (optional)
    • USIM:1.8V/3V
    • network indicator: ×2, NET_STATUS 和 NET_MODE
    • UART:×1 UART
    • reset: low level
    • PWRKEY: low level
    • antenna interface: 3 (main antenna, diversity antenna and GNSS antenna interface)
    • ADC:×2
  • Structure size
    • 51.0mm × 30.0mm × 4.9mm
  • Weight
    • about 10.5g
  • Certification
    • CCC/ NAL*/ TA

Real figure

Connection

  • USB connection

  • SIM card Connection

Reference firmware

The official website of the public version of the default firmware support EC20 4G dongle module, EC200T 4G module

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