NFC Reader Writer, 424kbps Lightweight 13.56MHz IC Card Reader Anti Collision Function USB 2.0 Full Speed For FeliCa NFC - Walmart.com
This $8 USB Transceiver Can Add 433 MHz Device Support to your Home Automation Gateway - CNX Software
USB PLL Frequency Synthesizer, 35 MHz - 4.4 GHz, -20 dBm Pout, 50 MHz Reference and SMA
Agilent U2001A USB Power Sensor, 10 MHz to 6 GHz, -60 dBm to +20 dBm
SA124B — 12.4 GHz Spectrum Analyzer | Signal Hound
RDR-7581AKU WAVE ID® Solo Keystroke 13.56MHz CSN Black USB Reader - rfIDEAS-shop
USB PLL Frequency Synthesizer, 35 MHz - 4.4 GHz, -20 dBm Pout, 50 MHz Reference and SMA output
13.56Mhz Black USB Proximity Sensor Smart NFC IC Card Reader Plug and Play 14443A with USB Cable no need driver
NFC Reader Writer, 424kbps Lightweight 13.56MHz IC Card Reader Anti Collision Function USB 2.0 Full Speed For FeliCa NFC - Walmart.com
PS 5444D: USB oscilloscope, 200 MHz, 4 channels at reichelt elektronik
USB Card Issuing Device Support 125kHz/13.56MHz / Dual Frequency for Access Control System - China RFID Card Issuing Machine, Card Issuing Machine | Made-in-China.com
RDR-7512AKU WAVE ID® Nano SDK 13.56MHz CSN Black Vertical USB Reader - rfIDEAS-shop
Amazon.com: Alacrity ID RFID Card Reader Writer 13.56Mhz Reader USB Read 1326 Family Proximity Cards Card Access Control System Home Again Microchip Scanner (USB Port) : Electronics
U2002H USB Power Sensor, 50 MHz to 24 GHz | Keysight
2N USB External RFID Card Reader, 125 kHz & 13.56 MHz - 01400-001
IC08 USB 125Khz + 13.56 Mhz RFID Card Reader
USB Frequency Synthesizer PLL, 21 GHz to 24 GHz, -17 dBm Pout, 50 MHz Reference -88
USB RF Power Meter, 1 to 1000 MHz, -40 to +50 dBm (0.1uW to 100W), RA1M1000A | eBay