AURSINC MMDVM Duplex Hotspot Module Dual Hat V1.5.2 with USB Port (with OLED)+MMDVM Hotspot USB HAT Board for Simplex & Dual Band Hotspot & Modem RPT Hat

About this item [Duplex Hotspot with USB Port & OLED]:if the board fails to work on duplex mode, please run the upgrade command: sudo pistar-mmdvmhshatflash hs_dual_hat (if this command doesn’t work, please try this command: mmdvm.club/index.php/wpsd .html) [Duplex Hotspot with USB Port & OLED]:Supports DMR, P-25, D-Star and System Fusion. HIGH PERFORMACE: 32-bit ARM processor, up to 10mW RF power, fully tested every piece WORK with RASBERRY Pi: Mounts cleanly on current Raspberry Pi including the Pi Zero , NOT compatible with Rasberry Pi 4. [Duplex Hotspot with USB Port & OLED]: Radio Frequency : Freq:144-148,219-225, (Main Band) 420-475,842-950 NOTE: TX =0, RX=0. Modem select: STM32-DVM/MMDVM_HS-Raspberry pi Hat(GPIO) or any other (GPIO board) [USB HAT Board]:MMDVM hotspot board supports UHF VHF, frequency range: 144MHz-148MHz, 420MHz-475MHz, 842MHz-950MHz (depending on ADF7021 and TCXO, HAT firmware amateur radio brand license restrictions) [USB HAT Board]:AURSINC Hotspot radio board supports mmdvm_hs hat,mmdvm_hs dual hat and mmdvm modem rpt hat(oled display is not compatible for now) Product information Technical Details Collapse all Other Technical Details Brand ‎AURSINC ASIN ‎B0D1JYZJQY Date First Available ‎April 12, 2024 Additional Information Customer Reviews 5.0 5.0 out of 5 stars 1 rating 5.0 out of 5 stars Warranty & Support Amazon.com Return Policy:You may return any new computer purchased from Amazon.com that is “dead on arrival,” arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test “dead on arrival” returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor. Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price?