This is an iron shell 4G wireless CPE, which is composed of ASR1803S master control and AIC8800D WI-FI6 chip of Micro- 4G signal is stable, WIFI rate is 286Mbs, the signal is strong, and it supports up to 10 users to access.It has 1 LAN port. 2 SMA ports with detachable antennas. Basic information: 4G card router, MICRO-SIM card slot, power supply: 5V-2A Before purchasing, please read! 1. Before purchasing, you can search and check the frequency band to confirm whether it meets the local usage requirements. 2. The frequency bands used by the local country can be searched by yourself. 3. The frequency bands used by the local country's operators can be searched and checked by yourself. Parameters: CPU: 1803S Memory + storage: RAM32MB + Flash8MB SIM Card slot: MICRO SIM Indicator: PWR/4G/WIFI Supported frequency bands: FDD LTE: B1/B3/B5/B8 TDD LTE: B38/B40/B41 TDSCDMA: B34/B39 WCDMA: B1//B5/B8 GSM: 900/1800MHz Bandwidth: 1.4/3/5/10/15/20MHz Antenna: Downlink supports 22 MIMO, supports Rx-diversity Wireless transmission power: FDD LTE: 23dbm2dbm, TDD LTE: 23dbm2dbm TDSCDMA: 23dbm2dbm, WCDMA:23dbm2dbm WIFI Rate: DL21 Mbps UL5.76Mbps WIFI standard:802.11b/g WIFI Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on voltage:AC100-240V Colour:black Material:iron The actual product may have slight color difference or difference, which not affect the use Package Contents: 1 * Wireless router 2 * antenna 1 * power adapter 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.