Product Type | UHF Beltpack Transceiver |
Audio System Type | Portable Audio |
Form Factor | Beltpack |
Channels Supported | 2 |
Operating Frequency Band | UHF Band C3 (482–518 MHz) |
Included Headset | 4F Headset |
Power Source | 6 AA Batteries |
Battery Installed Qty | 6 |
Battery Type | AA Alkaline or NiMH Rechargeable |
Typical Battery Life | 20 hours (alkaline) |
Compatible Systems | RTS Wireless Intercom Systems |
Bosch TR-82N C3 R4 US UHF Beltpack, 2CH, Band C3, 4F Headset



Key Benefits

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- Designed by BOSCH for professional audio workflows, ensuring trusted quality and performance
- TAA compliance and U.S. origin meet stringent procurement requirements for government and enterprise buyers
- Compact yet functional design supports extended use and reliable field communication with dual-channel operation
Product Overview
The Bosch TR-82N C3 R4 US is a UHF beltpack designed for dual-channel communication in portable audio applications. Operating on Band C3, it includes a 4F headset for hands-free use. The unit is compact, measuring 3.75 x 2.02 x 5.35 inches, and supports six installed batteries for extended use. Made in the United States and TAA-compliant, it is suitable for commercial and government deployments. Designed for durability and audio clarity, it serves well in mission-critical communication environments.
Specifications
Product Overview
Wireless Features
Wireless Technology | UHF |
Frequency Band | 482–518 MHz |
RF Output Power | 50 mW |
Modulation Type | Frequency Modulation (FM) |
RF Channel Spacing | 25 kHz |
Operating Range | Over 1,000 ft Line-of-Sight |
Number of Channels | 38 Base Frequencies |
Antenna | Integrated UHF Antenna |
Compliance & Origin
Country of Origin | United States |
TAA Compliance | Yes |
FCC Certification | Part 74 Subpart H – Low Power Auxiliary Stations |
RoHS Compliance | Yes |
Advanced Security Features
Encryption | No Encryption (Analog Transmission) |
Interfaces
Headset Connector | 4-pin Female XLR |
Audio Input/Output | Full-Duplex Audio Communication |
Channel Selector | A/B toggle switch |
Antenna Connector Type | Fixed Antenna |
Headset Gain Control | Yes |
Physical & Environmental
Width | 3.75 Inch |
Depth | 2.02 Inch |
Height | 5.35 Inch |
Weight | 14 oz (without batteries) |
Housing Material | High-Impact Plastic |
Operating Temperature | −4°F to 131°F (−20°C to 55°C) |
Storage Temperature | −40°F to 185°F (−40°C to 85°C) |
Relative Humidity | 0% to 95% non-condensing |
Cloud Management & Licensing
Management Interface | None (local-only operation) |
Licensing Requirements | FCC license required for use in UHF Band |