We have done Most settings for pi-star in the TF card. You will find it more easier to get it work.
1.we have set it to duplex mode.
2.we have choose OLED type 3
3.we have choose STM32 GPIO type
4.we have set a tmp wifi parameters， ssid:m100,password:abc12345.
5.we have set the tx frequency to 439.550.000 and rx 433.550.000
6.you do not need to set tx and rx offset, default 0 is ok.
First time to use,Suggest to Connect the hotspot to the router by a network cable directly. So you do no need to set the wifi.
All you need to set are:
1) your callsign
2) your dmrid
3) your hotspot security
4) your Walkie Talkie tx freq to 433.550.000 and rx to 439.550.000, opposite to the hotspot ones.

Support:DMR,YSF,D-STAR, P25,
Support:Duplex mode,Single mode.
Basic Setup: 433.550000MHZ DMR
WIFI SSID:Need the 2.4GHz SSID as the Pi Zero W doesn't support 5.8GHz
Software:Pi-Star
Power supply: Mobile charger or a USB cable connected to your computer or laptop. The Hotspot will also work mobile in your vehicle if you tether it to your mobile phone network.
Shell:Acrylic Shell,See clearly.
Antenna: 2 antennas for UHF
LEDs:on board leds to show status, with status words on shell,
Screen:Two Colors Oled, Yellow and Blue.
Note: All designs will be contributed on MMDVM open source project.
Package content:
1. Raspbery P Model 2B x1
2. Duplex MMDVM hotspot board x1
3. OLED display x1 (installed on board)
4. 8G TFT card x1
5. Wireless wifi module x1
5. Acrylic Shell x1
6. 433Mhz UHF Antenna x2
7. Usb Cable x1
8. User Manual