Unit size: main unit: 186x160x200mm ,
speaker: 120x110x45mm,
microphone: 50x50x50
1pcs in each inner CTN box, size: 43.3 x 27.6 x 19.1 G.W: 5kg
4pcs in outer CTN box, size: 56.6 x
1. PSTN analogue telephone
2. DTMF dialing
3. MTBF:100000hours
4. 4. MTTR: 2 hours
5. Connection: RJ11 screw terminal pair cable
6. Applicable for various types of SPC exchange PABX and dispatching exchange system with feeding voltage of 33-60V.
7. Ambient temperature:-30 ~ +60 degree. Relative humidity:10%~95% Atmospheric pressure: 86~106Kpa Circumstance noise:less than 60dB(A)
8. Sound level of ringing:over 70dB(A).
9. Standard frequency:low frequency group:697. 770. 852. 941Hz, high frequency group:1209. 1336. 1477Hz, frequency deviation:-1.5% ~+1.5%
10. Call transmission index:(5KM)SLR<12,RLR<-1,STMR>10, output impedance is 600 Ohm. maximum distance: 7KM
11. Hotline setting (maximum length of each number is 16 digits)
12. Connection: RJ11 screw terminal pair cable (or RJ11 Socket of plug upon request) with stainless steel cable protected.