The emergency call telephone will be designed to work on railway, metro, tunnel, etc. Housed in robust aluminium box with one CALL/ ANSWER button, it will offer protection against the outdoor environment and vandals. The unit will meet all the latest European/UK standards telephony, waterproofing IP65, and lightening protection together with offering the level of performance and reliability demanded in such an environment. 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, build-in loudspeaker.3. Resume lightning proof protection automatically standard to ITU-T K21.4. Waterproof grade about IP655. 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.6. Support hotline call, can realize ring off automatically if the other side close.7. Totally adopt SMTC craftwork keep very good quality.8. The design is super thin and smart. Embed style and hanging style can be chosen. 9. Every call is limited(set by five minutes),auto ring off if time exceeded. (Optional) 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 Packing Details:Unit size: 210*150*60mm 1pcs in each inner CTN box.size: 43.3×27.6×19.1CM G.W: 5kg 4pcs in outer CTN box, size: 56.6×44.5×42CM G.W: 20kg20GP: 1000PCS40GP: 2000PCS40HQ: 2200PCS