Microphone Device UM-4 for Communication Equipment Applications

Microphone device UM-4 with plug is designed for operation in the equipment communication in the city, railway transport, metro. The product is reliable, convenient in operation and has a large button to switch on the mode of speech transmission, which can be operated even with gloves. Design features: the case is made of impact-resistant plastic; the UM-4 device contains a small-sized dynamic telephone TDM-1E; in the upper part of the device there is an "ear" for convenient and quick fastening. At the customer's request microphone device can be produced with different types of connectors and with a certain length of cable.