ZqiroLt USB Duplex MMDVM Hotspot-Modul OLED-Antennen-Kit für P25 DMR YSF Raspberry Pi Transparent

Specifications:
Uses 32-bit ARM processor, higher performance and fully tested.
Supports DMR, D-Star, P25 and system fusion.
Onboard LED indicators indicate the status(Tx,Rx,PTT,Mode).
SMA antenna connector and antenna included, up to 10mW RF power.
With pre-loaded firmware, can be upgraded via software easily.
Available all current for Raspberry Pi and open source 3D printable case available.
UHF430-450 MHz, 433mhz and 900MHz.
TX, RX not the same Frequency, support UHF+UHF, UHF(RX)+VHF(TX), VHF(TX)+UHF(RX) mode.
Support and tested with PI-STAR.
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.
Set TX frequency, RX frequency, TX, RX frequency had better 10m or more apart.
SLOT1, SLOT2 are supported.

Type: MMDVM Hotspot Module
Material: PCB
Modem Select: STM32_HS_GPIO
Features: USB Port, OLED Display, Duplex
Antenna Length: 80mm/3.1" (Approx.)
Size: Approx. 65mm x 74mm x 93mm/2.6" x 2.9" x 3.7" (Approx.)

Notes:
The firmware is pre-loaded. Please do not upgrade the firmware by yourself.
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package Included:
1 x MMDVM Hotspot Module
1 x Acrylic Shell Set
2 x Antennas
2 x Pins
4 x Screwdrivers
1 x User Manual(English)