Here 4 dual-band precision RTK GNSS GPS with uBlox F9P and L1/L5 suppo – HeliEngadin
Is dual-band a GPS superpower?. New dual-band GPS/GNSS technology… | by Mike Horton | Medium
Amazon.com: Retevis RT73 DMR Radio, Dual Band Mobile Transceiver, Digital Mobile Radio with GPS APRS, 200000 Contacts 2 Time Slot, 2m 70cm Mini Mobile Two Way Radio for Vehicle Jeep(1 Pack) : Electronics
Allystar launches tiny dual-band GNSS module | GPS World
Amazon.com: Taidacent Dual Frequency GNSS Receiver Small Size Small Volume Drone GPS Module GPS+Glonass Dual Band GPS Receiver Positioning Module BN-180 : Electronics
Antenna 4G LTE GPS Combo Dual Band 698-960/1710-2700MHz Puck 2.5dBi w/ cables to SMA-male