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iSimple ISMJ38 cassette adapter with flat cable and control button

iSimple

iSimple ISMJ38 Call Cassette Adapter electronic

SKU CH-ADX1-RKSQN

Connects a phone to a cassette stereo and adds a button for calls and playback control

  • Hands-free calls via cassette deck with push-button control
  • Play, pause, skip tracks and trigger voice assistant from the adapter
  • Narrow flat cable resists tangles in tight vehicle spaces
  • Cable built for harsh mobile environments and daily vibration
  • 38 mm connector fits standard cassette slots for simple setup

Cassette adapter for hands-free calls

The iSimple ISMJ38 connects a smartphone to any car radio that still has a cassette player. A built‑in microphone and a single control button let the driver answer calls, play or pause music, skip tracks and trigger the phone’s voice assistant without touching the handset. The narrow, flat cable resists tangling and is built for the vibration and temperature extremes of a vehicle interior.

Drivers with factory cassette decks

This adapter suits owners of older vehicles that lack auxiliary, USB or Bluetooth inputs but retain a working cassette slot. It requires a phone with a 38 mm headset jack, so devices that have dropped the analogue audio port cannot be used without a separate dongle. Buyers whose cars already offer a line‑in or wireless connection will not need this cassette‑based solution.

38 mm headset jack required

The only specification that decides fitment is the phone’s audio connector: the cable terminates in a 38 mm plug that must match the handset’s headset port. If the phone uses USB‑C, Lightning or a proprietary digital connector, the adapter will not work unless an appropriate analogue adapter is added. No other electrical or mechanical parameter limits compatibility.

Highlights

  • Hands-free calls via cassette deck with push-button control
  • Play, pause, skip tracks and trigger voice assistant from the adapter
  • Narrow flat cable resists tangles in tight vehicle spaces
  • Cable built for harsh mobile environments and daily vibration
  • 38 mm connector fits standard cassette slots for simple setup

Specifications

No published specifications for this item yet.

Questions about this item

What comes in the box with the iSimple ISMJ38 and do I need to buy anything else?

The package includes the cassette adapter with its integrated cable and control button; no extra accessories are required to connect it to a cassette-equipped radio.

Which version of the iSimple ISMJ38 should I choose?

Only the single ISMJ38 model is offered, so there are no alternate versions or capacities to select.

How does the 38 model number affect performance in my car stereo?

The 38 designation identifies this specific adapter; it works with any radio that has a cassette player and lets you answer calls, play or pause music, skip tracks and activate voice assistants via the inline button.

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