Product features:

Supports 3042/3052 type 4G/5G Module.
Supports SIM/Micro SIM/NANO SIM card, and support dual SIM Card by AT Command.
Versatile Compatibility – The Ethernet Network is backwards compatible with multiple data rates(2.5 Gbps, 1 Gbps, 100 Mbps Base-T connectivity). The 2.5G Ethernet port automatically negotiates between higher and lower speed connection.

Package contents:

 1x M.2 to Type C adapter
 2x M2 Screw
 4x M2.5 screw
 1x screwdriver
 4x 2.4G/5G antenna
 1x TTL 4Pin Cable
1 x grommet Kit
 1x SIM Card Extension Kit
1x Type C cable
1x POE RJ45 Cable