Grandstream IP Audio Door System - GDS3705 Network Video Recorder_Easy Series 6ft) Illuminator IR Range Up

6ft) Illuminator IR Range Up to 50m (164ft) Warm Light Range Up to 10m (33ft) Wavelength 850nm IR On/Off Control Auto/Manual Video Video Compression Ultra 265

analog PBX and phones on the market

5–3 meters high for optimal face and vehicle detection

3af) Build Metal casing

Grandstream IP Audio Door System - GDS3705 Network Video Recorder_Easy Series 6ft) Illuminator IR Range UpDescription The 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