Handheld multitool whose built-in CC1101 transceiver receives and transmits across the 300–348, 387–464 and 779–928 MHz sub-GHz bands — the everyday field radio for reading, saving and replaying garage/gate/doorbell remotes and other fixed-code devices, with no laptop or SDR. OOK/ASK and (G)FSK; its Read mode decodes known protocols and Read RAW captures unknown ones for later replay.