R25A Single-Button SIP Video Door Phone

Elevate Your Property’s Security and Style

The Akuvox R25A is a single-button SIP video door phone that perfectly combines security, style, and functionality. Designed for residential properties, this device offers versatile access methods, superior image quality, and seamless integration with third-party systems.

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R25A <span>Single-Button SIP Video Door Phone</span> - Image 2
R25A <span>Single-Button SIP Video Door Phone</span> - Image 3
R25A <span>Single-Button SIP Video Door Phone</span> - Image 4

Description

Additional information

Physical & Power

Front panel: Aluminum

Camera: 4M pixels, automatic lighting

Button: 1 call button

Light sensor: Support

Motion sensor: Support

Wiegand port: Support

RS485 port: Support

RF card reader: 13.56MHz & 125kHz, NFC

Relays out: 2

Inputs: 2

Microphone: 1

Speaker: 1

Tamper alarm: Support

Ethernet port: RJ45, 10/100Mbps adaptive

802.3af Power-over-Ethernet

IP Rating: IP65

Size: 145x85x24.8mm

Installation: Flush-mounted or Wall-mounted

Working Humidity: 10~90%

Working Temperature: -40°C ~ +55°C

Storage Temperature: -40°C ~ +70°C
Audio

SIP v1 (RFC2543), SIP v2 (RFC3261)

Narrowband audio codec: G.711a, G.711μ

Wideband audio codec: G.722

DTMF: In-band, out-of-band DTMF (RFC2833), SIP Info

Echo Cancellation

Voice Activation Detection

Comfort Noise Generator
Video

Sensor: 1/3.2”, CMOS

Pixels: CIF, VGA, 4CIF, 720p, 1080p, 2K

Video codec: H.264

Video resolution: up to 2000×2000

Max. image transfer rate: 2K – 30fps

Viewing angle: 150°(H) / 150°(V)

High intensity IR LEDs for picture lighting during dark hours with internal light sensor

Compatible to 3rdparty video components, e.g. NVRs
Networking & Protocol

Protocols support: IPv4, HTTP, HTTPS, FTP, DNS, NTP, RTSP, RTP, TCP, UDP, ICMP, DHCP, ARP
Door Entry Feature

Relays controlled individually by DTMF tones

Camera permanently operational

Auto-night mode with LED illumination

White balance: auto

Minimum illumination: 0.1LUX
Deployment & Maintenance

Auto-Provisioning

Web management portal

Web-based packet dump

Configuration backup / restore

Entry log export

Access table export / import

Firmware upgrade

System logs (include door access logs)

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