LBB 4404/00 is a CobraNet interface from Bosch that can connect audio from DCN systems to a CobraNet™ network over standard Ethernet. Typical applications include room connection and long-distance audio distribution.
This manual describes the Bosch LBB 4404/00 CobraNet interface, covering its basic functions such as redundant networking, automatic gain control, and audio channel routing over Ethernet.
It also lists technical specifications, power requirements, audio performance, and mechanical dimensions for mounting the device in a 19‑inch (2U) rack. This manual is written in Chinese.
| Power supply voltage | 24 to 48 VDC |
|---|---|
| Power consumption | 10.5 W (DC) |
| Frequency range | 30 Hz – 20 kHz |
| Network connector | RJ45 Ethernet |
| Audio bit depth | 16/20/24 bit |
| Physical dimensions (rack unit) | 19 in (2U) chassis, 3.6 × 17.3 × 15.7 in |
It operates from a 24 to 48 VDC power supply.