Adonis AM-308 General: -High-quality low-noise Mic. Amp built-in. -Highly sensitive condenser microphone and flexible gooseneck employed. -Voice quality selector switch for FM/SSB. -Equipped with electronic touch switch for PTT operation.( With LED TX indicator ) -Provided with UP and DOWN switches. -Usable with microphone cable equipped with power feeding line ( D series cables). -Connectable with most HAM transceivers available in the market by the conversion cables (microphone interconnecting cables ) optionally available. Features, Functions, Specifications: -Microphone : Wide-band Electret Condenser Mic. with IC Built-In. -IC : 1 piece -Transistor : 7 pieces -Diode : 5 pieces -Output Voltage : 0 - 30 mV ( RMS ) -Output Impedance : 500 - 100k ohms -Power Voltage : DC 3 V ( UM 3 x 2 pcs. )Not included D series Mic. Connecting Cord : DC 5 V - DC 9 V -Power Consumption : 1.5 mA ( RX ) 2.5 mA ( TX ) -Dimensions ( mm ) : 100 (W) x 155 (D) x 310 (H) -Weight : 450 g