Delock Products 90587 Delock Barcode Scanner 1D and 2D for 2.4 GHz, Bluetooth or USB - white
Inateck 2D Wireless Barcode Scanner Bluetooth 2.4Ghz with Rechargable Smart Base - Walmart.com
2.4g Simple Scanner Spectrum Analyzer Nrf24l01+ Module Oled Screen A Type Power Model Aircrafts Signal Wifi Signal Detection - Spectrum Analyzers - AliExpress
GitHub - cifertech/2.4-GHz-band-Scanner: Scan 2.4Ghz Band with nRF24L01
Triplett WiFi Hound 2.4 GHz and 5 GHz Wireless Network/RF Spectrum Analyzer to Visualize and Troubleshoot Wi-Fi Issues for Smart Homes, Businesses, and More (WFHOUND): Amazon.com: Industrial & Scientific