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

[Duplex Hotspot with USB Port & OLED]Packing list:1x MMDVM duplex HotSPOT Module 2x Antenna [USB HAT Board]Packing list:1x MMDVM motherboard(UHF/VHF)

• [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)