Loto USB Oscilloscope OSC482M for Both Android Phone/Tablet & Windows PC, 2 Channels, 50M S/s, 20MHz (Bandwidth), 8~13 bit Vertical Resolution: Amazon.com: Industrial & Scientific
UNI-T Digital Storage Oscilloscope 2CH 70MHZ Scopemeter 500Ms/s Sample USB conne | eBay
P924xA Streamline Series USB Oscilloscopes | Keysight
PicoScope 5243D USB-oscilloskop, 100MHz og 2-kanaler
PC based USB Oscilloscope $129 up | Perytech
iCP12 (1mV) - usbStick (6 Ch. USB Oscilloscope) from PICcircuit on Tindie
USB Oscilloscope - MSO-28 - TOL-11219 - SparkFun Electronics