PSTN box for Yealink conference phones

- Used in combination with the Yealink Conference phone the CPN10 is a PSTN box designed for those using Public Switched Telephone Network (PSTN)
- Utilizing the CPN10 enables support for conference calls based on both SIP protocol and analogue
- USB call recording
- Support up to 2 cascaded CPN10
- Support both SIP and PSTN modes
- Linkage to mobile phones or PCs