IP Controller KR-706 (1 Channel)
Highlight Features
IP Controller (1 Channel) – Series KR
The KR Series IP Controller (1 Channel) is a compact and reliable network audio control unit designed for centralized audio management in IP public address systems. It supports high-quality audio decoding, static IP operation, and integrated power control for external devices, making it ideal for distributed PA control and system automation.
Products Description
- 19-inch rack-mount design: Standard 1U height (44 mm), suitable for standard rack cabinets.
- Static IP configuration: Maintains a fixed network address, independent of DHCP.
- High-quality audio decoding: Supports MP3 / MP2 (32–256 kbps adaptive), delivering CD-equivalent audio quality.
- Integrated audio routing: Supports microphone, line-level, and network audio inputs.
- Auxiliary power control: Built-in AC power outlets with remote on/off control via network.
- Control interface: Dry-contact relay outputs for triggering external devices.
Product Specification
| Model | KR-706 |
|---|---|
| Audio Inputs | 1 × Mono Mic input, 6.3 mm jack (10 mV) 1 × Line input, RCA (1 Vp-p) 1 × RJ45 network port |
| Audio Output | 1 × RCA stereo output (1 Vp-p) |
| Auxiliary Power Supply Support | AC 220 V outlet (max. 10 A per outlet, total power up to 2000 W) Remote on/off control via network |
| Control Interface | 2 × dry-contact relay outputs for triggering external devices |
| Network | RJ45 (10/100 Mbps), supports TCP/IP / UDP / IGMP protocols |
| Frequency Response | 20 Hz – 20 kHz |
| Audio Formats | MP3 / MP2 (32 – 320 kbps) |
| Signal-to-Noise Ratio (SNR) | ≥ 80 dB |
| Line Input SNR | ≥ 95 dB |
| Mic Input SNR | ≥ 82 dB |
| Power Supply | AC 220 V ±10% |
| Dimensions (W × D × H) | 485 × 250 × 44 mm |
| Weight | 4.5 kg |
| Construction | Aluminum front panel with premium polished finish |
Typical Applications
- Central audio control for IP public address systems
- Network-based BGM and scheduled broadcast control
- Emergency and fire alarm audio triggering
- Remote power management for external amplifiers
- Commercial buildings, campuses, factories, and transport hubs
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