KNZD-09A residential monitor intercom

Brand Name	KOON		Place of Origin	China
Model Number	KNZD-9A

Main features: Matching with most PABX,PBX and PAX systems. 1. Main body with whole stainless steel body, solid and temperature bearable. 2. Handset free, with keypad. 3. Well treated metal keypad against rust and corrosion. 4. Resume lightning proof protection automatically standard to ITU-T K21. 5. Waterproof grade about IP65. 6. The metal shell is provided with grounding connection device and is absolutely insulated with inner circuit and electric, then has the effect of electromagnetism shield. 7. Support hotline call, can realize ring off automatically if the other side close when connecting to external line not exchange system. 8. Totally adopt SMTC craftwork keep very good quality. 9. The design is super thin and smart. Embed style and hanging style can be chosen. 10. The telephone has passed the certificate of ISO9000(2000). Applications: As Public telephone for indoor or outdoor, elevator phone, taxi or bus stands or station, highway call box. railway, metro, ATM machines side,?tunnel, port, dock, mines, generation facilities…. A good ideal telephone for use in wet or corrosive atmospheres Specification: Main technical indexes: 1. Applicable for various types of SPC exchange and dispatching exchange system with feeding voltage of 48-69V. 2. Ambient temperature:-30'C~60'C Relative humidity:10%~95%Atmospheric pressure: 86~106Kpa Circumstance noise:≤ 60dB(A) 3. Sound level of ringing: ≥70dB(A). 1W speaker 4. Standard frequency: low frequency group: 697, 770, 852, 941Hz,High frequency group: 1209, 1336, 1477Hz, frequency deviation: ≤1.5%If service line is a 3Km signal-level:Standard frequency: low frequency group: -9dB3dB,high frequency group: -7dB3dB,level difference between low and high frequency of compound signal: 21dB,the total distortion caused by intermodulation of harmonic wave is lower than the basic level by at least 20dB. 5. Call transmission index: (5KM)SLR≤12,RLR≤-1,STMR≥10, output impedance is 600Ω. Certification: EMC: EN55022:2006 emissions EN55024:1998 + A1:2001 immunity Transients/Lightning ITU-T recommendations K.21 (07/2003) Ingress Protection: GB4208-93 IP66 FCC Packing Unit size: 200×325×80(67 bottom) mm 1pcs in each inner CTN box, Size: 43.3×27.6×19.1CM G.W: 6kg 4pcs in outer CTN box, size: 56.6×44.5×42CM G.W: 24kg 20GP: 1000PCS 40GP: 2000PCS 40HQ: 2200PCS