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Small black rectangular dongle with USB and Type-C connectors, about 2.5 by 2.49 by .5 inches

hexahedron DG-CPAA9 car electronics accessory

SKU CH-W586-T8DW2 MPN DG-CPAA9

Converts wired CarPlay to wireless with USB and Type-C connectors for iPhone 6+ and Android 11.0+

  • Labor warranty2
  • Audio channels1
  • Cut out diameter2.5 L x 2.49 W x 0.5 H inches
  • Head unit size2.5 in × 2.49 in × 0.5 in
  • Inner hole diameter for wireUSB Type C
  • Number of links to amplifier1
  • Wireless CarPlay frees you from cables by converting a wired connection to Bluetooth
  • Dual USB and USB-C ports fit any factory port without extra adapters
  • Hands-free calls, music, navigation and Siri keep eyes on the road
  • Knob, button, touchscreen and voice controls match your car's existing interface
  • Compact 2.5 x 2.49 x .5 in design adds function without clutter

What it does and who it's for

The hexahedron DG-CPAA9 converts a factory wired CarPlay system into a wireless connection for iPhone 6 or newer running iOS 10 or later, and for Android 11.0 devices. It plugs into the vehicle's USB port and pairs over Bluetooth so the driver can keep the phone in a pocket or bag.

Build, connectors and daily use

A compact black enclosure measuring 2.5 by 2.49 by .5 inches houses both a USB-A and a USB-C plug, letting the adapter fit either port without an extra cable. At .11 kilograms it adds negligible weight, and the single-channel Bluetooth link supports hands-free calls, music, navigation and voice control through the car's existing rotary knob, touchscreen or steering-wheel buttons.

Practical limits of the wireless link

The adapter only bridges wired CarPlay or Android Auto to a wireless session; it does not add CarPlay to a head unit that lacks it. Wireless range is bounded by the vehicle cabin and the phone's Bluetooth antenna, so thick metal structures or heavy RF interference can cause dropouts. Buyers whose cars have no factory USB port or who need a second simultaneous phone connection will not be served by this device.

How it compares

Measured against everything we stock in Car Audio Accessories & Wiring, at today’s prices. Recalculated every night.

Price $17.99
Cheaper than about 67% of the 2,768 comparable items (median $21.99).

Specifications

Product
Brand nameHexahedron
Model nameDG-CPAA9
Product colorBlack
Performance
Effective rangeiPhone 6+, iOS 10+, Android 11.0+
Audio & video
Audio channels1
Size & build
Overall height2.5 L x 2.49 W x 0.5 H inches
Overall width2.5 L x 2.49 W x 0.5 H inches
Overall length2.5 L x 2.49 W x 0.5 H inches
Product weight0.11 kg
Head unit size2.5 in × 2.49 in × 0.5 in
Size or dimensions2.5 in × 2.49 in × 0.5 in
Compatibility
Compatible withiOS 10+, iPhone 6+
Vehicle manufacturer compatibilityiPhone 6+
More details
Cut out diameter2.5 L x 2.49 W x 0.5 H inches
Inner hole diameter for wireUSB Type C
Number of links to amplifier1

Questions about this item

What USB interface does the DG-CPAA9 use, and what does it limit?

The adapter plugs into a USB Type C port, capping the connection to the car's wired CarPlay or Android Auto feed.

What are the exact dimensions needed to fit the DG-CPAA9?

The unit measures 2.5 in long, 2.49 in wide and .5 in high, so it fits any flat surface with that footprint.

How is the DG-CPAA9 installed, and which step is often missed?

Plug the dongle into the car's USB Type C port, enable phone Bluetooth, pair to "smartBox-7xx", then confirm the on-screen authorisation — skipping authorisation is the common error.

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