Ken Eggers

1. Community
2. General Discussion
3. Failed to recognize device. Cannot open USB

It is likely your port.  I got the same error, changed USB ports and no error.  If you only have one USB port: Re-install the USB Controllers.   a) Click Start and type devmgmt.msc, and then press...

1. Community
2. Tips & Troubleshooting
3. Early release 20s model with serial numbers.....

Sena, has this been addressed?  Saw reviews and tests which demonstrate units fail at short range (.25 miles) and work nowhere near range advertised. Probably not going to buy the 20S unless you ea...