| Product Type | Dual-Channel UHF Beltpack |
| Form Factor | Portable Beltpack |
| Frequency Band | UHF Band B3 |
| Number of Channels | 2 |
| Headset Type Included | 5F Headset |
| Power Source | Battery Powered |
| Battery Type | AA Batteries |
| Battery Installed Quantity | 6 |
BOSCH UHF Beltpack, 2CH, Band B3, 5F Headset

Key Benefits
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- TAA compliance makes this ideal for government and enterprise deployments
- Compact and portable design enables comfortable long-term use in the field
- Dual-channel audio functionality enhances communication flexibility in live settings
Product Overview
The BOSCH TR-825 B3 R5 US is a professional dual-channel UHF beltpack tailored for portable audio communication. Operating in Band B3 with a supplied 5F headset, it is suitable for a variety of high-demand environments. Measuring 3.75" (W) x 2.02" (D) x 5.35" (H), its design ensures ease of use while maintaining performance. Powered by six batteries and manufactured in the USA, the TR-825 is fully TAA-compliant, making it ideal for government and enterprise applications where reliability and regulation compliance are essential.
Specifications
Product Overview
Wireless Features
| Wireless Technology | UHF |
| Operating Frequency Range | B3 Band (536–564 MHz) |
| Modulation Type | FM Analog |
| RF Output Power | 50 mW |
| Wireless Range | Up to 1000 feet (line of sight) |
| Channel Selectable | Yes |
| Interference Rejection | Yes, Frequency Agile |
Compliance & Origin
| Country of Origin | United States |
| TAA Compliant | Yes |
| FCC Certification | Part 74 Certified |
| RoHS Compliance | Yes |
| WEEE Compliance | Yes |
Advanced Security Features
| Encryption Support | No |
| Tamper Detection | No |
Interfaces
| Audio Input Connector Type | 5-pin Female |
| Microphone Input | Yes |
| Headset Connector | 5-pin XLR |
| Antenna Connector | Fixed or Internal |
Physical & Environmental
| Width | 3.75 Inch |
| Depth | 2.02 Inch |
| Height | 5.35 Inch |
| Weight | Approx. 0.80 lb (without batteries) |
| Housing Material | Metal Enclosure |
| Color | Black |
| Operating Temperature | -10°C to +50°C |
| Storage Temperature | -20°C to +60°C |
| Operating Humidity | 0% to 95% (non-condensing) |
Cloud Management & Licensing
| Remote Management Capability | No |
| Software Licensing Required | No |