- USB Handset
- 2017-01-20 07:37
- Echo cancelsupport any VOIP applicationsSupport any softwareBuilt-in sound card, no need to install driverNo external po
- USB Phone
- 2017-01-20 07:37
- Pc to pc and pc to phone operationDriver built-in plug and playUsb1. 1 compatible, no need sound cardNo external power r