Chassis Standard
EIA-standard 1U metal chassis
Professional audio, microphones and system integration

The Harmonai F1004 is anengineer-grade quad-channel true diversity wireless microphone system, built in an EIA-standard 1U metal chassis. It integrates four independent receiver channels and offers a user-selectable diversity mode. Equipped with an AV black-film full-view display, it clearly shows real-time RF/VF signal strength and transmitter battery level. Its wide 515–935 MHz frequency band—combined with CPU-controlled encrypted channel selection and double-conversion superheterodyne architecture—ensures stable, non-interfering multi-channel operation. Built-in SQ/EQ adjustment menus and TNC connectors for four external antennas deliver professional, reliable wireless audio for conference rooms, auditoriums, and multi-purpose halls.
EIA-standard 1U metal chassis
AV black-film full-view screen showing RF/VF signal strength and transmitter battery level
515–933 MHz (compliant with radio regulations in respective countries)
CPU-controlled encrypted channel selection, double-conversion superheterodyne
Quad-channel (four independent receivers)
Selectable diversity mode
Built-in SQ/EQ adjustment, optimized for engineering applications
TNC external connectors — four antennas receive independently; supports external antenna amplifier systems
80–100 meters
50–80 meters
Conferences, speeches, and engineered audio installations
The F1004 quad-channel system is ideal for professional multi-speaker environments — corporate meeting rooms, academic lecture halls, government conference facilities, banquet halls, and multi-function auditoriums. Four independent receivers ensure zero cross-talk between speakers, while the selectable diversity mode provides flexible installation and setup. The standard 1U chassis fits seamlessly into existing equipment racks — making it the preferred choice for system integrators and AV engineers.
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