1. New Version Of Hotspot ; New Version Of Hotspot Module Can Use Uhf Or Vhf (Vhf Is Not The Main Frequency Band).2. High-Performance 32-Bit Arm Processor3. Fully Assembled And Tested; Supports , P-25, D-Star And System Integration; Onboard Led Displays Status (TX, RX, PTT, Mode)4. Up To 10mw Rf Power; Sma Antenna Connector, Including Uhf And Vhf Antennas; Installs Cleanly On All Current Raspberry Pis, Including The Pi Zero5. The Firmware Is Preloaded And Can Be Easily Upgraded Through Software. Uhf 433 900 Mhz, Vhf 144 220 Opera Frequency; Pi-Star Supported And Tested; 2020: V1.7 Adds I2c Communication To RaspberryType: Extended Hotspot ModuleNote:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The UseColour:As ShownMaterial:PCBPackage Contents:1 x Expansion Hotspot Module1 x Antenna2 x Pin Header1 x Connector Screw HoleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.