Product Type | Handheld Wireless Microphone Transmitter |
Microphone Head | RE520 Supercardioid Condenser |
Application | Vocal Performance in Live Sound Environments |
Form Factor | Handheld |
Wireless Operating Frequency Range | 560–596 MHz |
Modulation Type | Digital |
Power Requirement | 2 x AA Batteries |
Battery Life | Up to 10 hours |
Transmission Range | Up to 100 meters (line of sight) |
Output RF Power | 10 mW and 50 mW switchable |
Microphone Polar Pattern | Supercardioid |
Impedance | 200 Ohms |
Bosch RE3-HHT520-5H Handheld Wireless Transmitter, 560–596 MHz

Key Benefits

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- Professional-grade RE520 head delivers enhanced vocal clarity for live performances.
- TAA-compliant and Taiwan-made, ensuring suitability for regulated and professional environments.
- Wireless connectivity over the 560–596 MHz band provides flexibility and stable transmission in crowded RF spaces.
Product Overview
The Bosch RE3-HHT520-5H is a high-performance handheld transmitter featuring the RE520 microphone head, ideal for vocal clarity in live sound environments. Operating within the 560–596 MHz UHF spectrum, it supports reliable wireless audio transmission. TAA-compliant and manufactured in Taiwan, this device offers dependable quality and is especially well-suited for government and institutional applications. Though it omits headphone response features, its focus on transmission and vocal performance makes it a strong choice for audio professionals in dynamic live settings.
Specifications
Product Overview
Wireless Features
Wireless Technology | UHF Wireless Audio Transmission |
Diversity Reception | Yes (dependent on receiver) |
Encryption | No |
RF Frequency Selection | Manual or Automatic Scanning |
Tone Key Squelch | Yes |
Compliance & Origin
Country of Origin | Taiwan |
TAA Compliant | Yes |
FCC Certification | Yes |
RoHS Compliance | Yes |
ETSI Compliance | Yes |
Advanced Security Features
Audio Signal Encryption | Not Supported |
Interfaces
Wireless Interface | UHF |
Microphone Connector Type | Proprietary for RE3 Modular Capsules |
Synchronization Interface | Infrared (IR) Sync |
Channel Bandwidth | 36 MHz |
Selectable Channels | Up to 1440 |
Physical & Environmental
Dimensions | 10.5 x 1.5 inches (Length x Diameter) |
Weight | Approx. 298 g (with batteries) |
Housing Material | Die-cast aluminum |
Operating Temperature | -18°C to +50°C |
Storage Temperature | -30°C to +70°C |
Operating Humidity | 5% to 95% (non-condensing) |
Cloud Management & Licensing
Remote Management | No |
Cloud Licensing Required | No |