Analogue KNSP-04L Loudspeaker Phone DESCRIPTION ITEM NO.SP04L0032 1. Robust aluminium alloy die-cast body, vandal resistant and tamper-resistant hardware, simple installation. 2. One push button speed dial. 3. With external 30W loud speaker. Material:metal. Impedance:8Ω. Freq.Resp:300-7000HZ. S.P.L:(1M/W):108dB. Magnet: ALum 4. With red flash Light. Work voltage: 12V DC/10W 5. Lightening protection to ITU-T recommendation K.21. 6. Hands free with metal emergency call button. 7. Supper good sound clarity during conversation. 8. Metal button keep waterproof and dusty proof. 9. Door cover: orient automatically and good self-closing, convenient for use. 10.Temperature range from -40 degree to +70 degree. 11.Support echo cancellation. 12. Robust AC cord, AC power supply from 110V~240V. 13. Optional 7 minute time out to release the line if other side hang up. (This function upon buyer’s requirement). 14. Powder coated in UV stabilized polyester finish. 15.The housing covered with a layer of reflective label for easy identification at night. Optional 16. Application: Tunnel, metro, railway, LRT, speedway, marine, ship, offshore, mine, power plant, bridge etc.

Koon Technology The Global Leader In Industrial Communication 1. PSTN analogue telephone 2. DTMF dialing 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). 10.Call transmission index:(5KM)SLR<12,RLR<-1,STMR>10, output impedance is 600 Ohm. maximum distance: 7KM 11. Connection: RJ11 screw terminal pair cable (or...