Features: Upgraded for Raspberry-Pi hotspot with this MMDVM alternative - a complete set for all your digital communication needs. With support for multiple modes including DMR, YSF-, P25, NXDN-, D-STAR, and POCSAG, this metal device covers frequencies from 144-146Mhz, 420MHz-475MHz, and 842MHz-950MHz. 3times the fast- setting speed, for Raspberry-zero-w/2w Replaceable foldable antenna with a center frequency of 433MHz- External USB port for USB wifi | rtlsdr- stick | Serial- connection from USB to Nextion2. x3-. x tft screen Specifications: Item:MMDVM Hotspot for NanoPi Replace for Raspberry-Pi Supporting DMR/YSF-/P25/NXDN-/D-STAR/POCSAG Features:Assembled with Antenna Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1Set MMDVM Hotspot Assembled