{"product_id":"new-mmdvm-duplex-hotspot-support-p25-dmr-ysf-nxdn-dmr-slot-1-slot-2-for-raspberry-pi-oled","title":"NEW MMDVM DUPLEX hotspot Support P25 DMR YSF NXDN DMR SLOT 1+ SLOT 2 for Raspberry pi + OLED","description":"\u003cdiv class=\"detailmodule_html\"\u003e\n\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv style=\"margin:10px auto 0px;margin-bottom:0px;margin-top:10px;margin-left:auto;margin-right:auto;display:inline-block;max-width:100%\"\u003e\n\u003cdiv\u003e\u003cstrong\u003eDuplex variant of MMDVM_HS_Hat \u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n\u003cdiv style=\"font-family:arial, sans-serif;font-size:16px;color:rgb(51, 51, 51);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003e\n\u003cp style=\"font-family:helvetica, arial, sans-serif;color:rgb(36, 41, 46);margin:0px 0px 16px;margin-bottom:16px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eThis PCB uses the \u003c\/strong\u003e\u003ca target=\"_self\"\u003e\u003cstrong\u003eMMDVM_HS\u003c\/strong\u003e\u003c\/a\u003e\u003cstrong\u003e . It has two ADF7021 onboard and allows for duplex operation with two time slots on DMR.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"font-family:verdana, geneva, sans-serif;font-size:15px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003e\u003cbr\u003e\n\u003cstrong\u003eFeatures: \u003cbr\u003e\n- High performance 32-bit ARM processor\u003cbr\u003e\n- Fully tested\u003cbr\u003e\n- Supports DMR, P-25,D-Star and System Fusion\u003cbr\u003e\n- Onboard LEDs to show status (Tx,Rx,PTT,Mode)\u003cbr\u003e\n- Up to 10mW RF power\u003cbr\u003e\n- SMA antenna connector,Antenna included\u003cbr\u003e\n- Mounts cleanly on all current Raspberry Pi's including the Pi Zero\u003cbr\u003e\n- The firmware is pre-loaded and is easily upgraded via software.\u003cbr\u003e\n- Open source 3D printable case available\u003cbr\u003e\n- UHF 430-450 MHz,433mhz and 900MHz\u003c\/strong\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cspan style=\"background-color:rgb(0, 0, 255);color:rgb(255, 255, 255)\"\u003e\u003cstrong\u003eVHF 144 220 Opera FREQ\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cbr\u003e\n\u003cbr\u003e\nThe upper part is TX,the lower is RX antenna.\u003cbr\u003e\nUHF+VHF\u003cbr\u003e\nSMA,antenna\u003cbr\u003e\nModem select:STM32_HS_GPIO\u003cbr\u003e\nSet TX frequency,RX frequency\u003cbr\u003e\nTX,RX frequency had better 10M or more apart.\u003cbr\u003e\nSLOT1,SLOT2 support.\u003cbr\u003e\n\u003cbr\u003e\nPackage List:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cdiv\u003e \u003c\/div\u003e\n\n\u003cp style=\"font-family:verdana, geneva, sans-serif;font-size:15px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003e\u003cstrong\u003e- MMDVM duplex HotSPOT Module with OLED  x1\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp style=\"font-family:verdana, geneva, sans-serif;font-size:15px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003e- Antenna x 2\u003c\/p\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/Sc46da6f8e1f64e9bb772083eaefa2429D.jpg\"\u003e\u003c\/div\u003e \u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/S6d468cb76d6743eb8a58616d155ede7cW.jpg\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"font-family:verdana, geneva, sans-serif;font-size:15px;margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\"\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1WRx0QbvpK1RjSZPiq6zmwXXa7.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg referrerpolicy=\"no-referrer\" slate-data-type=\"image\" 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