Field telephone in museum quality, 100% original and with its original packaging. The phone belongs to the model 5805 - 12-120 - 4847 manufactured by Standard Elektrik Lorenz in February 1961. It retains the revision tag by the German army in 1989 and its quality certificate A (the best). High value! The lot includes all the conection cables and as extra a plug-in dialing accessory, which operation on conventional telephone dial-up networks or telephone systems. Also included 35 meters of original special telephone cable of the army. Telephone power is supplied through 2 D-type batteries (each 1.5 volts - not included) that are housed in the battery pack. Also includes original instructions. In the late 1950s, German Army procured this new field telephone with the designation FF-OB / ZB (field telephone, local battery / central battery operation) The development was carried out by Standard Elektrik Lorenz (SEL). In the civilian field, field telephones are still used at major events and major damage situations at fire brigades, THW, and private services. You can see more info about this kind of field phone at http://www.verborgene-welten.de/de/node/29 It sends perfectly packaged and protected. Please, see detailled photos. Thank you very much and good luck!!!