Product Type | Wireless handheld microphone system |
Microphone Type | Condenser handheld microphone |
Microphone Head | Bosch RE420 |
Wireless System Series | RE3 |
Form Factor | Handheld transmitter with rack-mountable receiver |
Polar Pattern | Supercardioid |
Transducer Type | True condenser |
RF Output Power | 10 mW and 50 mW selectable |
Power Requirements | 2 AA batteries (for handheld), external power supply for receiver |
Battery Life | Up to 10 hours |
Weight (Transmitter) | Approx. 312 g (with batteries) |
Weight (Receiver) | Approx. 1.08 kg |
Bosch RE3-RE420-5L Handheld Set with RE420 Head 488-524 MHz



Key Benefits

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- Optimized for professional AV use with reliable UHF operation across 488–524 MHz
- Includes industry-recognized RE420 head for superior audio fidelity
- TAA compliance makes it suitable for government and institutional procurement
Product Overview
The Bosch RE3-RE420-5L handheld set combines the high-performance RE420 microphone head with a wireless system operating in the 488–524 MHz UHF band. Manufactured in Taiwan and TAA compliant, it's ideal for government and professional AV applications. Designed for clear audio capture, noise isolation, and reliable transmission, this set supports performance-critical environments like live stages and broadcasting.
Specifications
Product Overview
Wireless Features
Frequency Band | UHF 488–524 MHz |
Bandwidth | 36 MHz |
Channel Count | Up to 22 compatible channels per band |
Modulation | Digital-predictive diversity |
Squelch Type | Pilot tone and noise mute |
Antenna Type | Detachable 1/4-wave antennas |
Latency | 1.9 ms |
Compliance & Origin
Country of Origin | Taiwan |
TAA Compliance | Yes |
Certifications | FCC Part 74, IC certified |
RoHS Compliance | Yes |
Advanced Security Features
Encryption | |
Interference Immunity | Diversity reception with adaptive switching |
Interfaces
Antenna Connectors | 2x BNC (50 Ohm) |
Analog Audio Outputs | 1x XLR balanced, 1x 1/4" unbalanced |
Sync Interface | Infrared (IR) sync from receiver to transmitter |
Control Interface | Front panel controls and LCD display |
Audio Frequency Response | 45 Hz – 18 kHz |
Physical & Environmental
Transmitter Dimensions | 257 × 51 mm (length × diameter) |
Receiver Dimensions | 212 × 44 × 206 mm (W × H × D) |
Operating Temperature Range | 0°C to +50°C |
Storage Temperature Range | -20°C to +70°C |
Relative Humidity (operating) | 5% to 95% (non-condensing) |
Cloud Management & Licensing
Remote Management Interface | |
License Requirements | License-free operation in compliant regions |