Unlocked LINKSYS SPA2102 VOIP PSTN Phone Adapter with 2x FXS + WAN Port Type-More Tablet PC Cases Side keys replacement for OPPO

Side keys replacement for OPPO R9s

The allowed error measure is +/- 1-3 cm

Dimensions: 10 x 8

White) interface

Unlocked LINKSYS SPA2102 VOIP PSTN Phone Adapter with 2x FXS + WAN Port Type-More Tablet PC Cases Side keys replacement for OPPO1) Two voice ports (RJ11) for analog phones or Fax machines 2) Impedance Agnostics 8 Configurable Settings 3) Call Waiting, Cancel Call Waiting, Call Waiting Caller ID 4) Caller ID with Name Number (Multi national Variants) 5) Caller ID Blocking 6) Call Forwarding: No answer, Busy, All 7) Do Not Disturb 8) Call Transfer 9) Three way Conference Calling with Local Mixing 10) Message Waiting Indication Visual and Tone Based 11) Call Return 12) Call Back