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Ringing bell chime when guests visit
Video talking with visitor's image displayed on screen
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CMOS image sensor (color or B/W optional)
4" display panel (TFT LCD or B/W flat tube CRT optional)
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Product name: patch panel
Model number: 50 ports voice patch panel
Patch panel models:
1)
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1) Supports G.723.1, G.711 protocol
2) Adjusts the volume of microphone and loudspeaker on line
3)
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Product name: patch panel
Model number: 50 ports voice patch panel
Patch panel models:
1)
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Model: GF-9188C
Pro. Spc.:30.3*12.5*20cm
Function explanation
Frequency: FM 88-108MHz
Power
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Model:gf-838
Pro.Spc.:19.5*6.3*6.6cm(open dim)
10*6.3*6.6cm (fold-able dim)
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Mobile microphone for ipod, MP3 players mp4 players
Mobile speaker for ipod, MP3 players mp4
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Features:
1) Meets ITU-T H.324 for PSTN
2) Plug and play with common telephone line
3) Normal
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Product Name: Mini Speaker Set
Model Number: PLC6314
Place of Origin: China
Features:
1)
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1) Universal style car charger & travel charger for ipod video, nano & phone
2) Best quality and
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Specifications:
1) Suitable for: ADSL, cable, LAN, and VPN connections
2) Video output / input
3)
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