... 3: handsfree, 4: night vision 5: ultrathin monitor Model:SMTV7E-L Function and Features:**luxury aluminium camera,good design,CMOS or ... ,Flush mounting for camera **monitor dimension:230(L)×180(W)×18(H)mm **camera dimension:125(L)×185(W)×50(H)mm **Wiring ... %(RH) 4 wire video door phone for villa SMT-V7E-L 2 to 2 system