Grandstream HD IP Audio Door System with Keypad (GDS3705)

Grandstream HD IP Audio Door System with KeypadThe GDS3705 was built for users looking for a strong audio-only facility access and security monitoring solution that can be deployed in environments of all sizes. This audio door system features dual microphones and HD loudspeaker with advanced AEC to offer intercom functionality, can support SIP calls to IP phones and has a built-in RFID chip reader and keypad for secured keyless or key entry. The GDS3705 comes equipped with a zinc alloy metal casing, making it weatherproof and vandal resistant and offers alarm-in and alarm-out support for integration with existing security devices. The GDS3705 integrates with Grandstreams free management utility software, GDS Manager, allowing RFID card information, as well as the device itself to be fully managed by this software. Thanks to its integration with other Grandstream endpoints like the GXP IP phones, GXV video phones, portable WiFi and DECT IP phones and Grandstream Wave mobile app, the GDS3705 offers a complete end-to-end solution for access control, audio intercom, and security needsHD audio options with up to 1.5m of audio input and 3m of audio outputBuilt-in RFID chip reader for keyless entrySupports SIP calls to IP phones to facilitate communicationBuilt with a metal casing to make it weatherproof and vandal resistantIntegrated PoE to power the device and provide a network connectionBuilt-in dual microphone and HD loudspeaker with advanced AEC offers intercom functionalitySPECIFICATIONS:Network 10M/100M Auto-sensingPoE PoE IEEE 802.3af Class3Supply Voltage 12VDC /1A (AC power adapter not included)SIP/VoIP Support Yes, broad interoperabilityVoice Codecs G.711/a-law, G.722, DTMF (RFC2833, SIP INFO), AEC, ANCAudio Input Integrated dual microphones up to 1.5mAudio Output HD loudspeaker 2W, up to 3mBuilt-in Key Pad 12+1 Metal keys with Blue LED backlightRFID EM4100 (125kHz)RFID Number Supported Up to 2,000 recommendedInput 2 Optocoupler Input, Vin < 15V, for door sensor or other low voltage devicesOutput 2 Relay, 125VAC/0.5A or 30VDC/2A, Normal Open or Normal Close, for electric lock, light switch or other relative high voltage devices Expansion Interface RS485, Wiegand (26 bits) input and outputWaterproof Certification IP66 (EN60529)Vandal Resistance IK09 (IEC62262)Temperature Range -30C to 60CMounting Wall-Surface, In-WallDimension (HxWxD) and Weight In wall 217mm x 120mm x 11.6mm; On Wall 173mm x 80mm x 36mm 0.635Kg