Fanvil i503W SIP Portable Indoor Station

The Fanvil i503W is a wire-free, battery-powered indoor station designed to keep your business or home connected without the hassle of running cables. Built on Wi-Fi 6 connectivity and SIP 2.0 protocol support, this compact communication device delivers reliable audio performance and flexible desktop placement wherever you need it most.

Key Features & Benefits

• Dual-band 2.4 GHz and 5 GHz Wi-Fi 6 (802.11 a/b/g/n/ac/ax) for fast, stable wireless connectivity
• Built-in rechargeable battery (2600 mAh typical / 2470 mAh rated) for true wire-free operation
• 2.8-inch IPS color screen (320 × 240) for clear, easy-to-read menus and call information
• 5 W multimedia speaker with 5-meter voice pickup range and full-duplex hands-free communication
• Acoustic Echo Cancellation (AEC) for cleaner, more natural conversations
• 5 programmable physical buttons, including one-touch family call
• Remote door unlocking for basic access control functionality
• Do Not Disturb (DND) mode for uninterrupted focus time
• Type-C interface for both power/charging (5 VDC, 2 A) and expansion
• Durable ABS + PC casing rated for a wide operating temperature range of −20 °C to +60 °C

Ideal for offices, reception areas, warehouses, or homes where running network cabling isn't practical, the i503W connects entirely over Wi-Fi, making installation quick and straightforward. Its narrowband (G.711a, G.711u, G.729AB, iLBC) and wideband (G.722, Opus) codec support ensures clear audio quality across a variety of network conditions, while the remote door unlocking feature adds a layer of convenience for access management. The rugged ABS + PC housing and wide humidity and temperature tolerances make it suitable for a range of indoor environments, from climate-controlled offices to less conventional spaces. Pair it with optional accessories like the W620H wireless system phone or the A710, DH301B, and DH401B modules to expand its functionality as your needs grow.

Technical Specifications

• Manufacturer: Fanvil
• Model: i503W
• Network: Wire-free Wi-Fi connection; Type-C for power/charging
• Wi-Fi: Dual-band 2.4 GHz / 5 GHz, Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
• Display: 2.8" IPS color screen, 320 × 240 pixels
• Audio: 5 W speaker, 5-meter pickup range, full-duplex with AEC
• Codecs: G.711a, G.711u, G.729AB, iLBC (narrowband); G.722, Opus (wideband)
• Battery: 2600 mAh typical / 2470 mAh rated, built-in rechargeable
• Buttons: 5 programmable physical buttons
• Casing: ABS + PC
• Operating Temperature: −20 °C to +60 °C (−4 °F to +140 °F)
• Storage Temperature: −30 °C to +70 °C (−22 °F to +158 °F)
• Operating Humidity: 10% to 90% RH
• Dimensions: 5.10" × 2.35" × 2.66"

Included

• 1x Fanvil i503W Indoor Station Unit
• 1x External Power Supply / Charging Adapter
• 1x USB Type-C Cable
• 1x Quick Installation Guide

Why buy from PC Liquidations

When you choose this Fanvil i503W, you're backed by over 20,000 5-star reviews from customers who have trusted us for their technology needs. Every order is supported by our no hassle return policy, so you can shop with confidence knowing your purchase is protected.

Whether you're outfitting a single office or scaling communication across multiple locations, this wire-free indoor station offers a practical, low-maintenance solution backed by a team that stands behind every product we sell.

New Product

These products are brand new and have never been used. They arrive in the original manufacturer packaging in pristine, factory-fresh condition.