| Manufacturer | BOSCH |
| Product Name | BOSCH TR-825 B3 5 US UHF Beltpack |
| Device Type | UHF Wireless Beltpack Transceiver |
| Channels | 2 |
| Frequency Band | Band B3 (566–590 MHz) |
| Headset Cable Length | 5 meters |
| Power Source | Batteries |
| Battery Type | AA (Alkaline or Rechargeable) |
| Number of Batteries Required | 6 |
| Battery Life | Up to 10 hours (typical usage) |
| Modulation Type | FM |
| Display Type | LED indicators |
BOSCH TR-825 B3 5 US UHF Beltpack, 2CH, Band B3, 5M Headset

Key Benefits
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- Designed for professionals needing clear, wireless audio communication in mobile setups
- TAA compliance and U.S. manufacturing support deployment in regulated environments
- Includes a long (5-meter) headset designed for flexibility and extended reach
Product Overview
The BOSCH TR-825 B3 5 US UHF beltpack is a compact and versatile communication solution for professional audio applications. Operating on Band B3, this two-channel device supports reliable wireless transmission, ideal for use in events, performance, and corporate setups. It comes equipped with a 5-meter headset for mobility and high audio clarity.
Compact in size (3.75" W x 2.02" D x 5.35" H), the unit is TAA compliant and made in the United States, making it well-suited for institutional and government sectors. Powered by six batteries, it delivers extended performance in field use. With BOSCH’s reputation for quality, this UHF beltpack is a dependable choice for professional-grade audio communication.
Specifications
Product Overview
Wireless Features
| Wireless Technology | UHF Analog Wireless |
| Operating Frequency Range | 566–590 MHz |
| RF Output Power | 20 mW |
| Tuning Range | Up to 24 MHz |
| Channel Separation | 25 kHz typical |
Compliance & Origin
| Country of Origin | United States |
| TAA Compliant | Yes |
| Certifications | FCC Part 74, UL listed |
| RoHS Compliant | Yes |
| WEEE Compliant | Yes |
Advanced Security Features
| Encryption Support | No |
| Tamper Detection | No |
Interfaces
| Audio Input | Proprietary headset connector |
| Headphone Output | 3.5mm TRS (monitoring) |
| Connector Type | TA5M and 3.5mm jacks |
| Number of Audio Inputs | 1 |
| Number of Audio Outputs | 1 |
Physical & Environmental
| Width | 3.75 Inch |
| Depth | 2.02 Inch |
| Height | 5.35 Inch |
| Weight | Approx. 0.7 lbs (without batteries) |
| Mounting Style | Clothing clip or belt hook |
| Operating Temperature | -10°C to +50°C (14°F to 122°F) |
| Storage Temperature | -20°C to +60°C (-4°F to 140°F) |
| Humidity Tolerance | 5% to 95% non-condensing |
| Housing Material | Reinforced plastic enclosure |
Cloud Management & Licensing
| Remote Management Capabilities | |
| Licensing Requirements | FCC license may be required depending on use |