SIP Intercom and Security

i503W SIP Indoor Station

The i503W SIP Indoor Station is a wire-free indoor station designed for retrofit and hard-to-wire projects. With a built-in rechargeable battery, Type-C interface, and plug-and-play setup, it enables fast installation and minimal wiring costs. Ideal for apartments, villas, and legacy buildings, the i503W delivers a flexible, reliable, and convenient intercom experience for modern living.

Product details

The i503W SIP Indoor Station is a wire-free indoor station designed for retrofit and hard-to-wire projects. With a built-in rechargeable battery, Type-C interface, and plug-and-play setup, it enables fast installation and minimal wiring costs. Ideal for apartments, villas, and legacy buildings, the i503W delivers a flexible, reliable, and convenient intercom experience for modern living.

i503W SIP Indoor Station — official product illustration 1
i503W SIP Indoor Station — official product illustration 2
i503W SIP Indoor Station — official product illustration 3
i503W SIP Indoor Station — official product illustration 4
i503W SIP Indoor Station — official product illustration 5

Specifications

i503W SIP Indoor Station — Specifications
SpecificationValue
Specifications
SystemLinux
Screen2.8-inch IPS color screen, resolution 320×240 pixels
HD Audio√
Wideband CodecsG.722,Opus
Speaker Power5W multimedia speaker
Video Resolution720P
Video CodecH.264
ONVIF√
SIP Lines2
Bluetooth×
WiFiBuilt-in 2.4/5G WiFi 6
Buttons5 programmable physical buttons
Alarm Input Interfac×
Short Circuit Output×
Door Bell Interface×
RS-485 Interface×
TF Interface×
USB Port×
Network2.4G/5G WiFi 6
PoE×
Installation ModeDesktop Installation
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