Panasonic em-2800a specifications:
unidirectional microphone
electret condenser cardioid super,
equipped with standard xlr connector,
the integrated switcher can choose tele or normal function,
sensitivity 66db short distance, long-distance 50db sensitivity,
frequency response 80-13khz, 120db maximum input,
battery: 1.5 v (aa) or aa battery
dimensions 360mm long x 21mm diameter, weight 175 grams.
Package contents:
a panasonic microphone em-2800,
standard xlr plug
boom pole fixture,
windshield or sponge protection