AURSINC MMDVM Hotspot Hat Board(V1.5.2) with UHF 433MHz Antenna OLED Display Aluminium Case, MMDVM Pi Hat for Raspbery Pi 3 4 3B 3B+ Zero W Zero 2W Digital Hotspot Ham Radio(Raspberry pi not Included)

• MMDVM hotspot supports UHF VHF, frequency range: 144MHz-148MHz, 420MHz-475MHz, 842MHz-950MHz (depending on ADF7021 and TCXO, HAT firmware amateur radio brand license restrictions)
• Aursinc mmdvm hat upports Raspberry Pi 4, 3B, 3B +, Pi Zero W, Pi Zero 2W, compatible with NanoPi NEO, Orange Pi, compatible with BlueDV (requires USBtoTTL or Bluetooth model). Great way to roll your own hotspot. Added a Pi Zero 2W, power supply, microSD, and loaded with WPSD. You will have a great simple hotspot, great way to help learn about DMR
• Firmware Update: If the Raspberry fails to connect the hotspot board, please try update the firmware of the hotspot board by conducting the command: sudo pistar-mmdvmhshatflash hs_hat(How to Update MMDVM_HS for WPSD 1.6.1: jumbo5566.github.io)
• [Multifunction] Hotspot board saves electricity, High quality TCXO, stable, low BER. Support MMDVM mode DMR / YSF / P25 / NXDN / DSTAR / POCSAG. Support online upgrade, User-friendly OLED and Nextion special design location, reserved for additional installation of Bluetooth modules
• When connecting the MMDVM board to a RPi 4, please note: If it works normally, no additional settings are required. If the SVC indicator does not flash, choose one of these methods (refer to the product diagram): 1. Remove the R1 resistor on the hotspot board. 2. Cut off the 2 RPi pin headers on the corners of the board
• [Note] Please refer to this website to test whether your device can receive or transmit signals: m7spi.co .uk/mmdvmcal/. If you encounter that the device cannot connect to network after setup, please kindly contact us. We will help resolve this issue

SHIPPING- We offer FREE shipping on all orders!- We ship within 3 business days of payment, usually sooner- We only ship to the lower 48 states, no APO/FPO addresses or PO Boxes allowedInternational buyers

– please note: Import duties, taxes, and charges aren't included in the item price or postage cost. These charges are the buyer's responsibility.- Please check with your country's customs office to determine what these additional costs will be prior to offerding or buying.- We have confidence in our products, but if you are not fully satisfied please contact us within 30 days of purchase and you will get full refund.

* Order Cancellation Policy **You can return a product for up to 30 days from the date you purchased it.1. The seller reserves the right to cancel the special case only due to cancellation fee.2. The decision of seller is the final.3. The seller will respond to the cancellation request within 2 business days. Please wait for the result of cancellation.4. In case the cancellation is not completed by some reasons, the buyer can follow the options below to get the refund.4.1 The buyer can reject the item when it arrives.4.2 The buyer can send the item back to the seller within 30 days If the buyer receives item (USA Shipment ONLY). The seller will provide the FREE return label to the buyer when the buyer opens " Return Item" case on by using the reason as "Change my mind" ONLY.5. When buyer has placed the order. The order will be processed and completed by automatic warehouse system within 5 minutes. In case that buyer sends the cancellation request after 5 minutes of placing the order, the request will be rejected.

**Sending direct message to cancel the order is not allowed for every case.*

Return PolicyFor the return case- If buyer would like to return the items for refund or replacement, please CONTACT SELLER to receive the free return label from seller. The refund or replacement will be processed with the tracking number of return label which is provided by seller only. The other ways of return which are not approved by seller will not be processed for the refund or replacement.