EC20 is a series of LTE-FDD/LTE-TDD/WCDMA/TD-SCDMA/CDMA/GSM wireless communication module with receive diversity. It provides data connectivity on FDD-LTE, TDD-LTE, DC-HSPA+, HSPA+, HSDPA, HSUPA, WCDMA, TD-SCDMA, CDMA, EDGE and GPRS networks. It can also provide GPS/GLONASS1) and voice functionality2) to meet your specific application demands.
3.3V~4.3V, Typical supply voltage: 3.8V
Text and PDU mode, Point to point MO and MT, SMS cell broadcast, SMS storage: ME by default
FDD-LTE (with Rx-diversity): B1/B3, TDD-LTE (with Rx-diversity): B38/B39/B40/B41, WCDMA (with Rx-diversity): B1, TD-SCDMA (with Rx-diversity): B34/B39, CDMA (with Rx-diversity): BC0, GSM: 900/1800, GNSS: GPS+GLONASS
Support USIM/SIM card: 1.8V, 3.0V
TCP/UDP/PPP/FTP/HTTP/SMTP/MMS/NTP/PING/QMI protocols, PAP (Password Authentication Protocol) and CHAP (Challenge Handshake Authentication Protocol)
Support 8-bit A-law, u-law and 16-bit linear data formats, long frame sync and short frame sync, master and slave mode
Baud rate reach up to 921600bps; 115200bps by default
gpsOne Gen8A of Qualcomm (GPS and GLONASS), Protocol: NMEA 0183
Support LTE/WCDMA/TD-SCDMA/CDMA Rx-diversity
Two pins including NET_MODE and NET_STATUS to indicate network connectivity status
Compliant with 3GPP TS 27.007, 27.005 and Quectel enhanced AT commands
Size: 32.0 ×29.0 ×2.4mm, Weight: approx. 4.9g
Including main antenna (ANT_MAIN), Rx-diversity antenna (ANT_DIV) and GNSS antenna (ANT_GNSS)
All hardware components are fully compliant with EU RoHS directive
All the products supplied by Evelta are genuine and original. We offer 14 days replacement warranty in case of manufacturing defects. For more details, please visit our shipping and returns page.