Top Duplex Intercoms

Chunhee Wireless Intercom System for Elderly/Kids, Home Intercom System Room to Room Communication, 1.5 Miles Long Range 16 Channel Intercom System for Home/Office/Camping/Hiking/Vacation(4 Pack)

  • [ Application scenario ] This wireless intercom system can use in a wide range, making them ideal for hotels, restaurants, shopping malls, warehouses, family service, security, school service.
  • [ Home Intercom system ] 16 channels secure wireless intercom system. Features an enhanced anti-interference and can work with other intercoms with the same digital channel code! 17mm ultra-thin home intercom, Mini fuselage, Small and exquisite, Crystal Voice, Long Range, Easily Communicate..
  • [ Excellent Signal ] Clear sound quality and long-range. An enhanced signal with a 6000 feet range helps ensure crisp sound quality. The most trusted wireless intercom system for home!.
  • [ USB Charging ] Special USB charging way so that you can charge it on the computer, mobile power, or on the car with USB plug, you will don’t worry about the battery will run out when you taking outdoor activity. It easy to take these intercoms any place you want..
  • [ Easy to Use with Detailed Manual ] Features include Monitor, Talk, VOX (Voice Operated Exchange), Group, and Calling function. Increase/lower volume, power switch. This intercom system is easier to use than others with user-friendly multi-functions and included step-by-step instructions!.
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TRENDnet 8-Port 10G Switch, 8 x 10G RJ-45 Ports, 160Gbps Switching Capacity Rack mountable, 10 Gigabit Network Connections, Lifetime Protection, Black, TEG-S708

  • DEVICE INTERFACE: 8 x 10GBASE-T Ports (100Mbps/1Gbps/2.5Gbps/5Gbps/10G).
  • 10 GIGABIT PORTS: This 8-port 10G switch offers eight 10G ports with 160Gbps switching capacity for high-speed network connections providing a cost-effective solution in adding 10G link capability..
  • 2.5/5G SUPPORT: The network switch supports 2.5G/5GBASE-T RJ-45 multi-gigabit speeds capable of up to 2.5Gbps or 5Gbps over existing Cat5e or better cabling..
  • DATA TRANSFER RATE: Ethernet: 10 Mbps (half duplex).
  • RACK MOUNTABLE DESIGN: The sturdy metal 10G Ethernet Switch has a rack mountable design for greater installation flexibility..
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Yealink Teams Certified Speakerphone Wireless Bluetooth Speaker with Full Duplex Microphone for Conference Meeting CP700 CP900 Noise Reduction Home Office 360° Voice Pickup

  • FULL-DUPLEX SPEAKERPHONE: What’s the Difference Between Half Duplex and Full Duplex ？ a full duplex speakerphone setup allows multiple users to communicate simultaneously，a half duplex system only allows one party to speak at any given time. Just like a walkie-talkie. Yealink CP700&CP900 support built-in full-duplex microphone . so calls sound their best on both ends compare with half duplex speakerphone of another brand in the market ..
  • SPEAK SMOOTH & HEAR CLEAR：More than 2,000,000 users have a good conference experience with YEALINK, Redefine Your Workspace. 2 built-in noise-canceling microphones of YEALINK Bluetooth speakerphone set in a 360° array realize voice pickup could work for a business conference room of 6.5 feet*6.5 feet, and full-duplex audio solution ensures accessible and clearly meeting experience..
  • SIMPLE SETUP & STABLE CONNECTION---YEALINK conference speakerphone could be connected via USB, Bluetooth, dongle without any extra IT required or drivers. Not only connect YEALINK conference speaker in Windows, macOS, plugging USB, but also smartphone, iPad, Samsung S7+ tablet work well by Bluetooth. YEALINK speaker and microphone for computer also have been Certified by Zoom, Microsoft Teams, whatsapp, Skype, etc.
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TRENDnet 24-Port Gigabit Switch, TEG-S25, 24 x Gigabit RJ-45 Ports, 48Gbps Switching Capacity, Fanless Design, Metal Enclosure, Internal Power Supply, Lifetime Protection, Black

  • DEVICE INTERFACE: 24 x Gigabit RJ-45 ports.
  • SWITCHING CAPACITY: This 24-port gigabit switch has a 48Gbps switching capacity with a forwarding rate of 35.71Mpps (64-byte packet size).
  • DATA TRANSFER RATE: Ethernet: 10 Mbps (half duplex).
  • KMOUNT DESIGN: Sturdy metal housing with rackmount brackets included for greater installation flexibility and well suited for 19” 1U rack installations.
  • FANLESS DESIGN: The network swich fanless design lowers energy consumption and eliminates operating noise..
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Panasonic KV S2087 Sheetfed Document Scanner, 600 dpi Optical/1200 dpi Interpolated, Up to 85 ppm Simplex/Up to 170 ipm Duplex Speed, Up to 200 Sheets Feed Tray

  • Panasonic KV S2087 Sheetfed Document Scanner - Quick Installation Guide - Power Cord - USB Cable - CD-ROM - Panasonic 3 Year Warranty.
  • Scanning Method: Color CIS (600 dpi) / Black or White Background.
  • Scanning Resolution: 100 - 600 dpi (1 dpi step)1200 dpi (Interpolated)Optical: 300 dpi / 600 dpi (Automatic switch).
  • Scanning Speed: Binary Speed Portrait (200 / 300 dpi):Letter:Simplex: 85 ppm.
  • Duplex: 170 ipmColor Speed Portrait (200 / 300 dpi):Letter:Simplex: 85 ppm.
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Woods 0452 Bell Wire, 24/2, 25-Feet

  • Suitable for thermostat controls, burglar alarms, intercoms, door bells.
  • Type cl2 low voltage cable using thermoplastic insulated solid conductors.
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Woods 0453 Bell Wire, 24/2, 50-Feet

  • Suitable for thermostat controls, burglar alarms, intercoms, door bells.
  • Type cl2 low voltage cable using thermoplastic insulated solid conductors.
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Peltor ComTac III Hearing Defender Electronic Earmuffs (NRR 20)

  • Environmental listening (aka: “talk-through”) for auditory situational awareness and face-to-face verbal conversation.
  • Clear, intelligible two-way audio communications via radios and intercoms.
  • Helps provide protection from hazardous steady-state and impulse noise.
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Nutone Is-67Wh

  • Use with NuTone radio/intercoms to hear/answer intercom calls.
  • Actual Speaker Dimensions: 6-7/16"H x 4-13/16"W x 1-15/16"D.
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Aiphone LE-D SURFACE AUDIO DOOR STATION

  • Surface-mount door intercom works with a master intercom (sold separately) to enable audio communication with visitors.
  • For use with the Aiphone LEF and LEM Series master intercoms (sold separately).
  • Weather-resistant black plastic faceplate surface mounts to a single-gang box using the included mounting hardware.
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Yealink Bluetooth Speakerphone Conference Microphone Teams Certified CP700 USB Speaker Full Duplex Noise Reduction Algorithm Home Office 360° Voice Pickup (CP900, with Dongle)

  • FULL-DUPLEX SPEAKERPHONE: What’s the Difference Between Half Duplex and Full Duplex ？ a full duplex speakerphone setup allows multiple users to communicate simultaneously，a half duplex system only allows one party to speak at any given time. Just like a walkie-talkie. Yealink CP700&CP900 support built-in full-duplex microphone . so calls sound their best on both ends compare with half duplex speakerphone of another brand in the market ..
  • SIMPLE SETUP & STABLE CONNECTION—YEALINK conference speakerphone could be connected via USB, Bluetooth, dongle without any extra IT required or drivers. Not only connect YEALINK conference speaker in Windows, macOS, plugging USB, but also smartphone, iPad, Samsung S7+ tablet work well by Bluetooth. YEALINK speaker and microphone for computer also have been Certified by Zoom, Microsoft Teams, whatsapp, Skype, etc.
  • IDEAL SOLUTION OF NOISE CANCELING—Yealink Bluetooth speakerphone could eliminate background noise whether working in a shared or public workspace or office. Common noise at work such as air conditioning, mouse or keyboard click, desk and chair friction sound could be reduced efficiently with speaker phone so that the far-end attendees can enjoy the best communication. This mode is optional in YEALINK....
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JULMCOMO Smart Remote Video Doorbell | Two-Way Audio, HD Video, Wireless Intelligent Visual Ring Doorbell, Rechargeable Security Door Doorbell, Can Photo, Recording, APP Controlg, Easy to Install

  • ...HD day and infrared night video and two-way audio. With 65° viewing angle, display the details in front of your door, reliable and practical..
  • ✿【Disassembly Free Cycle Charging】Built-in 800MAH lithium ion high-capacity battery, more than 6 months of normal use, charging time only need 1.5 hours..
  • ✿【Two Way Intercoms】WIFI connection, no wire needs, achieve a two way intercoms between the doorbell and mobile phone. Real-time mobile phone, support two-way calls, photos, recording, caring for your family makes you more secure..
  • ✿【Intelligent and Portable】The doorbell can be controlled by APP, automatical work model, intelligent and portable. Portable in size and weight, convenient to install and remove..
  • ✿【Night Vision】Equipped infrared night vision, automatically open at night..
  • ✿【Record Preservation】Free three days permanent bearing storage, unlimited times for 3 days..
  • ✿【Package Includes】Includes 1 Video Doorbell, 1 Internal ding-dong Machine, 1 Screw, 1 Charging cable, 1Adhesive installation aid and 1Manual..
  • ✿【Gifts】It can be a nice treat to yourself or an ideal gift for family, friend, girlfriend, especially young women or any one you love on Easter, Christmas Day, Thanksgiving Day, New Year's Day, Valentine's Da....
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