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Media Component Type
Cable Ends & Adapters
Jacks & Inserts
Connector Type
3.5mm Connectors
1/8" (3.5mm) Mini- Jack
Cat. 5
Cat. 6
Quickport / Keystone / Modular / Snap-in
Ease of Installation
Beginner (Installs < 10 minutes)
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Works with Video Products That Use 3.5mm, 4 Conductor Plugs
Calrad Electronics 30-712K-S 3.5mm 4 Conductor, Solderless Keystone Jack
Calrad Electronics 30-712K-S 3.5mm 4 Conductor, Solderless Keystone Jack
Calrad Electronics 30-712K-S 3.5mm 4 Conductor, Solderless Keystone Jack
Item# 79095
Price: Normally $10.80 
Hot Deal $9.95
Free shipping on orders over $50 - See Details


  • Solderless Keystone and Chassis Mount 3.5mm stereo Jack
  • Screw terminals provide a clean solderless termination
  • Accepts 18 to 30 gauge wire

Essential Info

The Calrad Electronics 30-712K-S 3.5mm Solderless Keystone delivers audio and video from portable MP3 Players, Camcorders or other audio/video devices with mini plug output. This Calrad device is a bi-directional passive Balun for use with Cat5e/Cat6 cable. The keystone insert accepts 18 to 30 gauge wires and mounts in ½ inch D-Hole.

What's Included

  • 1x - 3.5mm 4 Conductor Solderless Keystone Jack

  • Specifications

    ManufacturerCalrad Electronics
    Manufacturer Product No30-712K-S
    Wire Size Accepted18 to 30 Gauge Wire
    Insulation Resistance500 Ohms or more @500V
    Insertion Loss<.5db
    Connector Type4 Conductor 3.5mm Jack to Screw Terminals
    Distance100 feet maximum
    Mounting Depth 1.93 Inches
    Important notes:
    Only defective exchanges for identical item within 30 days of purchase. No other returns allowed on this item. For defective returns after 30 days, please contact the manufacturer.
    Manufacturer contact information: Calrad Electronics, Tel: (323) 465-2131


    2 Ratings
    5 star: 0%  (0)
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    3 star: 50%  (1)
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    1 star: 0%  (0)
    Average Customer Rating
    (2 customer ratings)
    Share your thoughts with other customers
    DINH -- san francisco, CA   11/8/2012
    It looks and feels like a good product but the cost is more expensive then finding another solution.

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