Lectrosonics DBu digital belt-pack transmitter for professional wireless microphones, with fourth-generation digital architecture and AES 256-CTR encryption.

Key points:
- 24 bit/48 kHz digital conversion and digital UHF transmission.
- 470-608 MHz tuning range, or 470-614 MHz on export versions.
- Selectable 25 or 50 mW RF power and two AA battery operation.
- Input support for lavalier, dynamic microphone or line-level sources, with wide gain range and DSP limiter.