Bosch TR-825 B3 R4 US UHF Beltpack, 2-Channel, Band B3, 4F

Designed for field mobility and mission-critical audio, the RTS TR-825 B3 R4 US UHF beltpack provides dependable wireless voice communication for professional security, surveillance and monitoring teams. This wireless microphone system from RTS offers 2-channel operation so users can monitor or transmit on two independent channels, while the Band B3, 4F configuration gives flexible, low-interference UHF operation across four selectable frequencies. The unit is optimized for headset use, delivering hands-free convenience for patrol officers, event staff, broadcast crews and control-room operators who require continuous, intelligible audio.

Built to integrate with existing UHF wireless infrastructure, the TR-825 helps reduce setup complexity and supports coordinated responses where clear communication is essential. Its compact belt-mounted design keeps technicians mobile without sacrificing audio quality, making it ideal for security teams, surveillance detail, live-event monitoring and industrial applications. For reliable, professional-grade wireless audio that improves situational awareness and operational efficiency, choose the RTS TR-825 UHF beltpack. Contact sales or add to your cart to upgrade your communication toolkit.

• Reliable, interference-resistant UHF audio for clear communications during security, surveillance and live monitoring operations
• Dual-channel design lets operators manage two sources or talkgroups simultaneously for faster incident response
• Band B3, 4F frequency configuration provides flexible frequency selection and stable RF performance in crowded environments
• Compact beltpack form factor with headset compatibility delivers hands-free mobility for patrols, event staff and control-room technicians
• Simple integration with existing wireless microphone and intercom systems reduces setup time and lowers total cost of ownership