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BOSCH PRS-1AIP1- IP Audio Interface
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IP Audio Interface System Product Features Digital audio transmission between public address systems on remote locations Designed to comply to...
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IP Audio Interface System
Product Features
- Digital audio transmission between public address systems on remote locations
- Designed to comply to international standards for emergency sound systems
- Supervised control inputs and control outputs
- A single unit can act as transmitter, receiver or both
- Installation and configuration via standard web browser
- Support for re‑broadcasting to extend the system size
- Built‑in configurable audio delay
Technical Specification
Electrical | |
External power supply 1 | 18 to 56 VDC |
External power supply 2 | 18 to 56 VDC |
Power consumption | 8 W max |
Microphone input (Audio input 1) | |
Sensitivity | -48.5 to -26 dBV |
Impedance | 1360 ohm |
Frequency response | 100 Hz to 15 kHz |
S/N | >60 dB |
Supervision detection | Electret: 0.4 – 5 mA Dynamic: 120 – 1300 ohm |
Line Inputs (Audio input 1 and 2) | |
Sensitivity | -16.5 to +6 dBV |
Impedance | 22 kohm |
Frequency response | 20 Hz to 15 kHz |
S/N | >70 dB |
Pilot tone detection level (Input 2 only) | -30 dBV |
Line outputs (Audio output 1 and 2) | |
Level | 6 dBV max |
Pilot tone level (Output 2 only) | -20 dBV (20 kHz) |
Audio formats | |
MPEG 1‑layer 3 (MP3) | 32, 44.1 and 48 kHz sample rate Encoding up to 192 kbps VBR Decoding up to 320 kbps (Stereo) |
MPEG 1‑layer 2 | 16, 22.05 and 24 kHz sample rate |
G.711 | uLaw, aLaw at 8, 24 or 32 kHz sample rate |
PCM | 16‑bit at 8, 24 or 32 kHz sample rate |
Control inputs | 8x |
Connectors | Removable screw terminals |
Operation | Closing contact (with supervision) |
Control / fault outputs | 8 x / 1 x |
Connectors | Removable screw terminals |
Operation | Make contact (SPST, voltage free) |
Rating | 24 V, 0.5 A |
Ethernet 1 and 2 | |
Connector | Dual RJ45, DTE-pinout |
Standard | 802.3i / 802.3u |
Speed | 10 / 100 Mbps, auto-negotiation |
Flow | Full / half-duplex, auto-negotiation |
Protocol | TCP/IP, UDP, RTP, SIP, IGMP, DHCP, SNMP |
RS 232 / RS 485 | |
Connector RS 232 | 9‑pin Sub‑D male, DTE‑pinout |
Connector RS 485 | Removable screw terminals |
Pinout | 300 to 115.200 Baud |
Setting (default) | 9600, 8, N, 1 |
For queries contact: kaizar@fkgtc.com | +971 56 812 0620