S1720-28GWR-4P(24 Ethernet 10/100/1000 ports,4 Gig SFP,AC 110/220V)
$197.00 $226.00
1000 ports,4 Gig SFP,AC 110/220V
Huawei Earphone NEarpho00,R9 Connector,Reconnect With Quick Disconnect Connector,Length of HW111N 760mm,Length of U10P 3600mm, Telephonist Used,Monaural,Headband,Noise canceling Microphone,match with eSpace7900 IP Phone
Huawei Earphone ERJ11CRWQD3,D3.5mm,2*3P Plugs,QD Connector In The Middle Line,Telephonist Used With Noise Cancel,Unfixed SoundTube,Monaural,Headband,Noise canceling Microphone
Huawei Earphone-Telephonist Used N0EARTU00,2*3P Plugs,Length of Line 2m,QD Connector In The Middle Line,Monaural,Omnidirectional Microphone,Metal & Unfixed SoundTube,Black
1 / 2.7 inch, 2.8mm fixed focus, 30m infrared light compensation, Behavior analysis: fast movement, over-line detection, area intrusion, entry / exit area Anomaly detection: occlusion detection
