New USB Duplex MMDVM Hotspot Support P25 DMR YSF NXDN Pi + Raspberry Pi + 2pcs Antenna + OLED + Case + 8G TFT Card 

Price:
US$104.76

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USB Duplex MMDVM Hotspot Support P25 DMR YSF NXDN Pi + Raspberry Pi + 2pcs Antenna + OLED + Case + 8G TFT Card 

Features: 

– USB port design

– High performance 32-bit ARM processor
– Fully tested
– Supports DMR, P-25,D-Star and System Fusion
– Onboard LEDs to show status (Tx,Rx,PTT,Mode)
– Up to 10mW RF power
– SMA antenna connector,Antenna included
– Mounts cleanly on all current Raspberry Pi's including the Pi Zero
– The firmware is pre-loaded and is easily upgraded via software.
– Open source 3D printable case available
– Uhf 430-450 MHz,433mhz and 900MHz

VHF 144 220 Opera FREQ
Install the firmware with bootloader support for USB connection
If you want to use the device via USB port you have to install a bootloader and build the firmware with bootloader support. As the raw device cannot be used with USB you have to use a USB-serial adapter or STlink device

The upper part is TX,the lower is RX antenna.
UHF+VHF
SMA,antenna
Modem select: STM32_HS_GPIO
Set TX frequency,RX frequency
TX,RX frequency had better 10M or more apart.
SLOT1,SLOT2 support.

Specifications:

Color: Black/Transparent
Material: PCB+Acrylic
Size: 65*75*20mm

Note: 
– The firmware is pre-loaded. Please do not upgrade the firmware by yourself.

Package Included: (Fully assembled and tested Jumbo-Spot-RTQ)

1x OLED display 
1x Raspberry pi zero 
1x MMDVM HotSPOT Module
1x 8G TFT card 
1x Case 
2x 433Mhz antenna