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JVC KT-HD300 Open Box

Open Box, HD Radio Tuner Box for "HD Radio Ready" JVC Car Stereos

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JVC KT-HD300 Open Box

Open Box, HD Radio Tuner Box for "HD Radio Ready" JVC Car Stereos


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  • HD Radio Tuner Box for "HD Radio Ready" JVC car stereos
  • Provides HD Radio multicast tuning to JVC HD Ready receivers
  • Features tuning capabilities for FM, AM, and HD Radio signals
  • Authorized Internet Dealer
  • 90-Day Repair Only Manufacturer's warranty

Also known as: KT-HD300U

HD Radio Tuner Specifications

Compatible Brands
This is the manufacturer(s) that the item is compatible with. Unless it is universal, usually the item will only be compatible with the same manufacturer.

For example, a JVC Bluetooth adapter will only work with JVC units. A Pioneer iPod adapter will only work with Pioneer head units.

Type of Factory Radio Improvement Harness
This denotes whether the factory radio improvement module is an add-on tuner for an existing receiver, an FM stereo modulator, a plug-n-play installation harness, or if it is a portable module by itself.
Connection Type
How the unit is connected to its source to send and receive information and data.

On some items such as wire or cables, this specifies how the cables connect to transfer the signals.

Warranty and Return Policy

Parts Warranty Duration
90 days
Labor Warranty Duration
90 days
Warranty Provider
Sonic Electronix

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Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: JVC KT-HD300 Open Box