IP PBX WiFi without wiring, no cables It is the ideal solution for offices that want to maintain their appearance without external wiring. System Features :: Call hold, call forwarding, call transfer, call waiting, caller ID, call log, call history, ringtone, Interactive Voice Response (IVR), call routing, Direct Inward Dialing (DID), speed dial, name dial, call permissions, conference calls, distinctive ringtones, call waiting feature. To communicate and order the product (Mobile number appears when you press the contact button)