This product is a Nano communication expansion module that supports 5G/4G/3G. The core 5G module uses SIMCom SIM8200EA-M2 and supports 5G NSA and SA networking. speed is up to 4Gbps downlink and 500Mbps uplink.The baseboard has an onboard M2 package standard interface, which is compatible with a of 4G or 5G M2 package communication modules. It has onboard resource interfaces such as USB 3.1, audio, and SIM card slots, and is equipped with complete configuration scripts and usage development materials, making it convenient and fast. By directly connecting to Nano or computer for 5G high-speed Internet access, you can quickly learn and evaluate 5G modules, and can also be quickly integrated into application scenarios that require 5G communication Based on GPIO 40PIN interface design, easy to plug directly into Nano Matching SIM8200EA-M2 module, based on Qualcomm X55, multi-mode and multi-band Supports 5G/4G/3G multiple modes of Internet access, making calls, sending text messages, cloud platform communication, etc. Onboard USB 3.1 interface for testing AT commands, sending text messages, cloud platform communication, making phone calls, obtaining GNSS positioning information, etc. Onboard SIM card slot, supports 1.8V and 3V SIM cards Onboard 2 LED indicators for easy viewing of module operating status Support AT control (based on 3GPP 27.007, 27.005 and V.25TER set) Onboard audio interface and audio decoding chip, can be used for voice operations such as making phone calls Integrated multi-constellation system dual-frequency positioning: GPS, GLONASS, Beidou, and QZSS Support /Linux/Android and other operating systems Due to different batches, the appearance, color, and printed words of the product , which does not affect its use. Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC100-240V Colour:black Material:PCB+Plastic Package Contents: 1 x For Nano 5G/4G/3G expansion board 1 x SIM8200EA-M2 5 x 5G antenna 1 adapter 1 x Double-ended USB3.0 male to male data cable 1 x USB 3.0 Adapter (C) 1 x GPS antenna 1 x Heat sink 1 x Screw pack 1 x For Nano black acrylic panel Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.