Feature: 1. Professional Design: EC200U LTE Cat 1 wireless telecommunication module, multi mode and multi band; onboard 40PIN GPIO interface, compatible with most of the for RPi HAT expansion boards. 2. Protocol Support: Development board supports TCP, UDP, PPP, NITZ, FILE, MQTT, NTP, HTTP, HTTPS, SSL, FTP, FTPS, CMUX, MMS and other protocols. 3. GNSS Positioning, LED Indicator: GNSS positioning (for GPS, for GLONASS, for BDS, for Galileo, for QZSS); 5 LEDs on board for easy checking of module running status. 4. Onboard: Development board with onboard Nano SIM and eSIM slots, dual card single mode; onboard MIPI interface, support MIPI screen, compatible with for RPi peripherals. 5. Camera Interface: Support customized SPI camera, support 0.3MP; provide plug in tools such as for QPYcom, for Thonny IDE, for VSCode, etc., which is convenient for learning and development. Specification: Item Type: EC200U C4 P01 Development Board Material: PCB LTE TDD: B38 B40 B41 GSM: B2 B3 B5 B8 GNSS: for GPS, for GLONASS, for BDS, for Galileo, for QZSS Bluetooth: 4.2 (BR EDR) Wireless Fidelity Scan: 2.4 GHz 11b (Rx) LTE FDD: 10 Mbps downlink; 5 Mbps uplink LTE TDD: 8.96 Mbps downlink; 3.1 Mbps uplink NB IoT: Not Supported Cat M: Not Supported GSM: downlink 85.6 Kbps; uplink 85.6 Kbps Telecommunication Protocols: TCP, UDP, PPP, NITZ, FILE, MQTT, NTP, HTTP, HTTPS, SSL, FTP, FTPS, CMUX, MMS SIM Card: Nano SIM and eSIM Dual SIM Single Mode (Not Included) Indicator Light: P01: Module Pin 1, Default is EC200A XX PWM0 P05: Module Pin 5, for NET_MODE Indicator SCK1: SIM1 Detection Indicator, on when SIM1 Card Is Inserted SCK2: SIM2 Detection Indicator, on when SIM2 Card Is Inserted PWR: Power Indicator Key Switch: PWK: Power On Off Button RST: Reboot Button BOOT: Force Download Button USB ON OFF: USB Detection Switch Antennae Interface: LTE Main Antennae, Diversity Antennae, Wireless Fidelity Antennae (Scanning Only), Bluetooth Antennae, GNSS Antennae. Package List: 1 x Development Board 1 x USB Cable 1 x Connecting Cable 1 x Antennae Note: Consult with the operator to verify if the device supports the frequency bands.