Sime SHP M PRO Manual De Funcionamiento página 139

When the product is connected to the network, please make sure
that the phone is as close as possible to the product.
We only support 2.4GHz band routers at present.
Special characters (punctuation, spaces, etc.) are not
recommended as part of the WLAN name.
It is recommended that you connect no more than 10 devices to
a single router lest home appliances are affected by weak or
unstable network signal.
If the password of the router or WLAN is changed, clear all
settings and reset the appliance.
The contents of APP might change in version updates and actual
operation shall prevail.
WIFI information
WIFI transmit frequency range:2.400～2.4835 GHz
EIRP not more than 20dbm
Warning and troubleshooting
for networking failures