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Grandstream Single Button HD IP Audio Door System (GDS3702)

Grandstream Single Button HD IP Audio Door System (GDS3702)
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  • Product Name:
    Grandstream Single Button HD IP Audio Door System (GDS3702)
  • Model Number:
  • Brand:
  • Manufacturer Warranty:
    1 Year


Grandstream Single Button HD IP Audio Door System
The GDS3702 is an HD Audio IP Intercom System to offer remote facility access control for buildings of all sizes. This device includes a built-in microphone and speaker to support intercom functionality, supports integration with electric locks for locking and unlocking doors, and offers alarm-in and alarm out support for integration with existing security systems. The GDS3702 works with Grandstream’s free management software, GDS Manager. It features SIP/VoIP technology with 2-way HD audio, IP66 level weatherproof casing, and is vandal resistant. The combination of the GDS3702, Grandstream’s IP Phones, Wave mobile app, and other 3rd party IP devices provide a complete end-to-end solution for access control, and intercom needs.

  • HD audio options with up to 1.5m of audio input and 3m of audio output

  • Supports SIP calls to IP phones to facilitate communication

  • Built with a metal casing to make it weatherproof and vandal resistant

  • 2 Relay for Electric Lock and Alarm out, 2 Alarm In for Exit button and door sensor

  • Integrated PoE to power the device and provide a network connection

  • Built-in microphone and speaker offers voice options and intercom functionality



10M/100M Auto-sensing


PoE IEEE 802.3af Class3

Supply Voltage

12VDC /1A (AC power adapter not included)

SIP/VoIP Support

Yes, broad interoperability

Voice Codecs

G.711μ/a, G.722, DTMF(RFC2833, SIP INFO), AEC, ANC

Audio Input

Built-in microphones up to 1.5m

Audio Output

HD loudspeaker 2W, up to 3m


2 Optocoupler Input, Vin<15V, for door sensor or other low voltage device


2 Relay, 125VAC/0.5A or 30VDC/2A, Normal Open or Normal Close, for electric lock, light switch or other relative high voltage device  

Waterproof Certificate

IP66 (EN60529)

Vandal Resistance

IK10 (IEC62262)

Temperature and Humidity        

Operation: -30°C to 60°C;            

Storage: -35°C to 60°C   

Humidity: 10% to 90% Non-condensing 


On-Wall, In-Wall (Mount Kit required, Sold separately)

Dimension (HxWxD) and Weight        

On-Wall: 173mm x 80mm x 36mm;         

In-Wall: 217mm x 120mm x 11.6mm;     

Unit Weight: 672 gram  





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