The IP-A1AF is a compact, network-connected audio interface powered via Power over Ethernet (PoE/PoE+). It serves as a smart bidirectional bridge within TOA’s IP Audio system, converting analog audio signals into high-fidelity digital multicast network streams, and vice versa. Equipped with a built-in 8 W Class D amplifier, internal storage for automated file playbacks, and integrated control I/O, this versatile interface effortlessly integrates legacy analog public address equipment into a modern, unified network communications platform.
| Parameter | Specifications |
| Power Source | PoE (IEEE802.3af Class 3 compliance) or PoE+ (IEEE802.3at Class 4 compliance) |
| Power Consumption |
• 15 W (Maximum under PoE+ power with local speaker load) • 12.9 W (Maximum under PoE power with local speaker load) |
| Audio Input |
1 Channel: Electronically balanced, 10 kΩ, removable terminal block. • Adjustable MIC (-60 dB) / LINE (0 dB) baseline input levels. • Switchable +12 V DC phantom power. |
| Audio Outputs |
• Line Output: 1 Channel, electronically balanced, 600 Ω, 0 dB, terminal block. • Speaker Output: 1 Channel, built-in Class D amplifier, removable terminal block. – 8 W (under PoE+ power, 8 Ω load impedance) – 4 W (under PoE power, 8 Ω load impedance) |
| Network Interface | Single 100BASE-TX port, Auto MDI/MDI-X, RJ45 infrastructure connector |
| Network Protocols | TCP/IP, UDP, HTTP, HTTPS, RTP, RTSP, RTCP, ARP, ICMP, IGMPv3, NTP, SIP (RFC3261), SNMP |
| Audio Codecs | PCMU (G.711u), PCMA (G.711a), G.722 |
| Internal Storage | 80 MB flash memory holding up to 20 localized audio files (WAV/MP3 formats) |
| Control I/O Interface |
• Control Inputs: 2 Channels, no-voltage make contact inputs (Open voltage: 5 V DC; Short-circuit current: 2 mA or less). • Control Outputs: 2 Channels, open-collector outputs (Withstand voltage: 30 V DC; Control current: 150 mA or less). |
| API Capabilities | Outbound HTTP/HTTPS command macros triggered by local input state changes |
| Dimensions & Weight | 126 (W) × 33 (H) × 80 (D) mm; 390 g |
| Enclosure Finish | Surface-treated steel plate, protective matte black painted front case |
SKYRS maintains localized inventory, integration kits, and dedicated support for all engineering deployments across Pakistan—including central supply centers in Karachi, Lahore, Islamabad, Multan, and Peshawar—for all variations of the IP-A1AF platform:
IP-A1AF-ST (Standard Surface Kit): The standard standalone interface unit equipped with industrial isolation pads. Optimized for immediate surface placement on local equipment racks, utility desks, or distribution boards.
IP-A1AF-RM (Rackmount Integration Pack): Bundled with heavy-gauge rack brackets designed to horizontally cluster multiple IP-A1 series devices into a standard 1U or 2U server rack layout alongside core networking switches.
IP-A1AF-DIN (DIN-Rail Mounting Variant): Shipped with high-strength industrial mounting clips, tailored for snapping the interface directly onto standard DIN-rail tracks inside technical panels or automation enclosures.
To secure certified hardware warranties and ensure seamless network operation across corporate and public architectures, all field deployment, installation, and software programming workflows are handled exclusively by certified SKYRS engineering units within Pakistan.
Chassis Assembly and Positioning: Mechanical mounting of the interface depending on site architecture (such as DIN-rail clipping within telecommunications panels, server rack integration, or secure surface mounting).
Analog Integration and Level Matching: Connecting legacy analog equipment (such as outbound power amplifiers, mixers, or local dynamic microphones) to the balanced input/line output terminal grids, performing impedance matching to optimize signal paths.
Speaker and Peripheral Interfacing: Wiring secondary passive low-impedance loudspeakers directly to the internal 8 W/4 W amplifier output while safely running electrical checks to safeguard the circuit.
Control I/O Hardwiring: Interfacing the 2 control inputs with panic buttons, timer relays, or door sensors, and matching the open-collector outputs with local status indicator lights or strobes.
PoE Network Drop Certification: Connecting the RJ45 port to managed network switches using certified Cat6 cabling, optimizing network configurations to meet stable PoE/PoE+ power footprints.
SIP Communications Provisioning: Registering the interface as an active SIP endpoint within the local IP-PBX phone matrix, allowing remote users to broadcast voice messages into legacy analog systems simply by dialing an extension number.
Multicast Zoning and Priority Management: Routing the device into wide-area network multicast streams. Programming priority tables to guarantee that critical emergency notifications instantly override routine pages or background music (BGM).
DSP Tuning and Acoustic Calibration: Tailoring output gain curves, input compression thresholds, and filter settings using the secure embedded web interface to maximize sound clarity.
HTTP API Macro Programming: Setting up automated scripts within the device’s firmware; when a hardware contact sensor trips, the interface launches an HTTP/HTTPS call to alert security management while immediately playing safety alerts stored in its 80 MB flash memory.
