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[Wireless microphone for MM-SPAMP4/7.]
●This is the wireless microphone (sold separately) included with Sanwa Supply's loudspeaker speakers MM-SPAMP4 and MM-SPAMP7. ●Complies with the Specified Low Power Radio Station Radio Microphone (800MHz band) standard. ●Uses the B-band and allows you to select one of 10 frequencies. ●A wireless dynamic microphone that faithfully reproduces the speaker's voice.
■Type: Unidirectional dynamic microphone ■Antenna type: Built-in antenna ■Operating frequency: 806.250 to 809.750MHz ■Frequency response: 100 to 13000Hz ■Oscillation method: Crystal-controlled PLL synthesizer ■Emission type: F3E ■Tone signal: 32.768kHz ■Antenna power: 10mW ■Transmission frequency stability: 20ppm or less ■Unwanted radiation: 2.5uW or less ■Reference frequency deviation: ±30kHz ■Maximum frequency deviation: ±35kHz ■Power supply voltage: DC3V (AA batteries x2) (sold separately) ■Battery life: Approximately 6.5 hours (when using alkaline batteries) ■Sensitivity: -76 ±3dB ■Impedance: 220 ohms ■Size: 36mm diameter x 240mm ■Weight: 190g
