NOYAFA NF-866 Phone Cable Tester Lan Phone Cable Toner Tracker For Check Phone FSK And DTMF Caller ID Display Automatic

Features 1 FSK and DTMF caller ID display automatic detection 2 Redial callback flashing function 　3 16 Groups of outgoing call storage 　4 62 groups of dynamic call storage 　5 32 bit pre dialing and error correction function Specification NF 866 Technical ParametersEnvironment temperature 10 40℃Relative Humidity10 95 Atmospheric pressure86 106kpaEnvironment Noise 60dB A Ring tone level 70dB A Transfer indicationsSend loudness assessed value 12dBReceive loudness assessed value 1dBSide tone hiding assessed value 10dBDC Resistance 350ΩWeight220gDemension170 70 32mmPackage includes Cable tester 1 set User manual 1 setGift box 1 setDetails picture