Main Features: 1. Main body with whole stainless steel body, solid and temperature bearable2. Handset free, loudspeaker, 3. Heavy duty Vandal resistant buttons. 4. Well treated metal keypad against rust and corrosion5. Resume lightning proof protection automatically standard to ITU-T K216. Waterproof grade about IP657. 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.8. Support hotline call, can realize ring off automatically if the other side close.9. Totally adopt SMTC craftwork keep very good quality.10. The design is super thin and smart. Embed style and hanging style can be chosen. 11. Every call is limited(set by five minutes),auto ring off if time exceeded. (Optional) 12. Colours: RED + Stainless steel colour, If the qty over 100pcs can be To customer specification 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 Telephone Unit size: 200*325*80(67 bottom)mmUnit Net weight: 4.2kg1pcs in each inner CTN box, Box size: 43.3 x 27.6 x 19.1 G.W: 6kg4pcs in outer CTN box, size: 56.6 x 44.5 x42 G.W: 26kgSolar panel box size: 550*470*520mm G.W: 2.9Kg20GP: 1000PCS 40GP: 2000PCS 40HQ: 2200PCS