Based on the 4G / 3G / 2G communication module and GNSS SIM7600E-H positioning, this board can be connected to the computer to surf the Internet or connected to the Raspberry Pi to enable functions such as 4G high speed connection, wireless communication, verify calls telephone, send SMS, global positioning, etc. Supports LTE CAT4 up to 150 Mbps for downlink data transfer.

Package Content: card with SIM7600E-H, GPS antenna, GSM antenna, two USB-micro USB cables, two antenna adapters with UFL connector on one side and SMA female on the other.

• Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano
• Supports dial-up, telephone call, SMS, MMS, mail, TCP, UDP, DTMF, HTTP, FTP, etc.
• Supports GPS, BeiDou, Glonass, LBS base station positioning
• Onboard USB interface, to test AT Commands, get GPS positioning data, and so on
• Onboard CP2102 USB to UART converter, for serial debugging
• Breakout UART control pins, to connect with host boards like Arduino/STM32
• SIM card slot, supports 1.8V/3V SIM card
• TF card slot for storing data like files, messages, etc.
• Onboard audio jack and audio decoder for making telephone call
• 2x LED indicators, easy to monitor the working status
• Onboard voltage translator, operating voltage can be configured to 3.3V or 5V via jumper
• Baudrate: 300bps ~ 4Mbps (default: 115200bps)
• Autobauding baudrate: 9600bps ~ 115200bps
• Control via AT commands (3GPP TS 27.007, 27.005, and V.25TER command set)
• Supports SIM application toolkit: SAT Class 3, GSM 11.14 Release 99, USAT
• Comes with development resources and manual (examples for Raspberry Pi/Jetson Nano/Arduino/STM32)

1. SIM7600E-H
2. CP2102 USB to UART converter
3. NAU8810 audio decoder
4. TXS0108EPWR voltage translator: translates 3.3V/5V into 1.8V
5. MP2128DT power chip
6. MP1482 power chip
7. Raspberry Pi GPIO header: for connecting with Raspberry Pi
8. SIM7600 control interface: for connecting with host boards like Arduino/STM32
9. SIM card slot: supports 1.8V/3V SIM card
10. TF card slot: allows file/SMS/... storage
11. 3.5mm earphone/mic jack
12. USB interface: for testing AT Commands, getting GPS positioning data, etc.
13. USB to UART interface: for serial debugging, or login to Raspberry Pi
14. MAIN antenna connector
15. AUX antenna connector
16. GNSS antenna connector
17. Power switch
18. Network status indicator
19. Power indicator
20. Operating voltage selection jumper:
    VCCIO - 3.3V: set operating voltage as 3.3V
    VCCIO - 5V: set operating voltage as 5V
21. UART selection jumper:
    A: access Raspberry Pi via USB to UART
    B: control the SIM7600 by Raspberry Pi
    C: control the SIM7600 via USB to UART

GNSS (Global Navigation Satellite System) 

• Receiver type
  - 16 channels
  - C / A code
• Sensitivity
  -Tracking: -159 dBm (GPS) / -158 dBm (GLONASS) / TBD (BD)
  - Cold starts: -148 dBm
• Time-To-First-Fix (open air)
  - Cold starts: <35 seconds
  - Hot start: <1s
• Accuracy: 
  - Position: <2,5 m CEP

SMS and Audio Specifications

• SMS
  - Supported types: MT, MO, CB, Text, PDU
  - Storage: USIM and ME (default)
• Audio
  - Supports echo cancellation
  - Supports noise reduction

Other specifications

• Power supply: 5V
• Operating voltage: 5V/3.3V (configured via jumper)
• Operating temperature: -30°C ~ 80°C
• Storage temperature: -45°C ~ 90°C
• Dimension: 56.21mm x 65.15mm

•  www.waveshare.com/wiki/SIM7600E-H_4G_HAT