Manufacturer | BOSCH |
Product Name | BOSCH UHF Beltpack, 2CH, Band C3 with 5M Headset |
Manufacturer Part Number | TR-825 C3 5 US |
Product Type | 2-Channel UHF Wireless Beltpack Transceiver |
Headset Included | Yes, 5-meter headset cable |
Power Source | 6 x AA Batteries |
Number of Channels | 2 |
Operating Band | UHF Band C3 (482–506 MHz) |
Form Factor | Beltpack |
Weight | Approx. 0.95 lbs (without batteries) |
BOSCH UHF Beltpack, 2CH, Band C3 with 5M Headset




Key Benefits

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- TAA compliance and U.S. manufacturing support secure procurement in regulated environments.
- 5M headset and 2-channel design provide flexible, professional-grade mobile audio solutions.
- Compact and battery-operated design ideal for field crews and on-the-go communication setups.
Product Overview
The BOSCH TR-825 C3 5 US is a UHF beltpack audio system purpose-built for robust mobile communication and field use. Operating on Band C3 and offering two-channel support, the unit enables high-fidelity wireless transmission in professional audio deployments. The included 5-meter headset provides flexibility for operators requiring scalable distance without compromising audio clarity or signal strength.
Engineered with a compact profile, the beltpack measures only 3.75 inches in width, 2.02 inches in depth, and 5.35 inches in height. It operates with six installed batteries and is TAA compliant, making it well-suited for government or regulated procurement environments. Ideal for mobile teams, live event crews, or communication-intensive applications, this BOSCH unit delivers a balanced blend of portability and professional reliability.
Specifications
Product Overview
Wireless Features
Wireless Technology | UHF |
Frequency Range | 482–506 MHz (Band C3) |
Max Transmission Range | Up to 700 ft (line-of-sight) |
RF Output Power | 50 mW typical |
Modulation Type | Frequency Modulation (FM) |
Channel Spacing | 25 kHz |
Frequency Stability | ±0.005% |
Selectable Frequencies | Yes, compatible with frequencies in Band C3 |
Compliance & Origin
TAA Compliant | Yes |
Country of Origin | UNITED STATES |
FCC Certified | Yes |
RoHS Compliant | Yes |
WEEE Compliant | Yes |
REACH Compliant | Yes |
Advanced Security Features
Encryption | No |
Signal Secure Mode | No |
Interfaces
Audio Input Connector | Proprietary Bosch headset connector (5-pin) |
Audio Output Connector | Proprietary Bosch headset connector (5-pin) |
Headset Connector Type | 5-pin Male |
PTT Input | Yes, via headset |
Volume Control | Yes, individual channel volume knobs |
Channel Selector Switch | Yes, front-panel rotary |
Physical & Environmental
Width | 3.75 Inch |
Depth | 2.02 Inch |
Height | 5.35 Inch |
Enclosure Material | Metal chassis |
Operating Temperature | -5°C to +45°C (23°F to 113°F) |
Storage Temperature | -20°C to +60°C (-4°F to 140°F) |
Relative Humidity (Non-condensing) | 0% to 95% |
Cloud Management & Licensing
Remote Management | No |
License Requirements | License-free use within supported UHF bands |