Dual Channel
Wireless Microphone Systems
ประกอบด้วย
- WT-4820 Series Modular Dual Channel 1Unit
- WTU-4800A01 TUNER MODULE 2 Unit
- WM-5325 Wireless Lapel Microphone with Bodypack 2 Unit
- WM-4000H Speech Headset Microphone 2 Unit

WT-4820 Series
Modular Dual Channel
Wireless Microphone Systems
THE TOA WT-4820 MODULAR DUAL CHANNEL WIRELESS RECEIVER combines cutting-edge wireless technology with user benefits such as fast setup, simple operation, and reliable performance. The WT-4820 accepts up to two WTU-4800A01/E01/F01 Diversity Tuner Modules available in 3 different frequency bands with sixteen user-selectable channels in the UHF band (636 - 722 MHz) with simultaneous operation of up to sixteen channels.
Features include individual channel outputs, mix output and antenna cascade for sharing antennas between two units. A convenient Mix-in jack allows the connection of the audio output of a second WT-4820 or other source. Handheld transmitters include the WM-5270A01/E01/F01 Dynamic for vocals and the WM-5220A01/E01/F01 Condenser for speech. Bodypack
transmitters include
the WM-5270A01/E01/F01 Dynamic for vocals and the WM-5220A01/E01/F01 Condenser for speech, Bodypack transmitters include the WM-5320A01/E01/F01 Lapel, WM-5320AA01/E01/F01 Aerobics/Fitness Headset and the WM-5320HA01/E01/F01 Speech Headset. All transmitters offer ten hours of operation from one nine volt battery with low battery indication. The bodypack transmitters also have a recessed on/off switch to prevent accidental shut-off and a rotatable bodypack clip for versatile mounting.
All TOA wireless systems are FCC and UL listed and are backed by a five year warranty.
Features
- Modular Dual Channel Wireless Microphone Receiver
- Compact —Up to Two Wireless Channels in a Half-Rack Space
- Two Module Slots for WTU-4800A01/E01/F01 Diversity Receiver Modules
- Sixteen Channel Frequency-Agile, UHF Band (636 - 722 MHz)
- Up to Sixteen Simultaneous Channels in Only Four Rack Spaces!
- Two Detachable Antennas and
Power Supply Included
- Front Panel:
- Individual Output Volume Control for Each Channel
- Frequency Adjustment Access
- Antenna A/B and Peak LED’s
- Rear Panel:
- Individual Channel Outputs plus Mix Output
- Antenna Outputs With Support for Optional Remote Powered Antenna
- Mixing Input for Audio Output of Second WT-4820 or Other Source
- Antenna Cascade Output for Linking Two WT-4820 Units
- FCC and UL Listed
- Five Year Warranty
TUNER MODULE 
-
WTU-4800A01
WM-5325A01 (Special Order Item) 692-722 MHz 
WM-5325E01 668-698 MHz
WM-5325F01 636-666 MHz
Lapel Microphone
- Omnidirectional electret condenser microphone and cable (4.25 ft.)
- Lightweight bodypack
- 64 selectable channels
- Single AA battery (ten hours)
- Screw-on 3.5mm mini-plug connector
- Adjustable mic sensitivity
- Built-in concealed antenna
- Low battery indication
- Mic clip, neck strap and carrying pouch included
- Compatible with receiver models:
- WT-5800, WT-5805
- WT-5810, WT-4820
- WT-4800(disc.)
- WT-4810 (disc.)
WM-4000H Speech Headset Microphone 
- Cardioid electret condenser headset microphone and cable (4.6 ft.)
- Flexible positioning
- Detachable foam windscreen
- Screw-on 3.5mm mini-plug connector
- Adjustable mic sensitivity
- Low battery indication
- Neck strap included
- Compatible with receiver models:
- WT-5800, WT-5805
- WT-5810, WT-4820
- WT-4800(disc.)
- WT-4810 (disc.)