Heil Sound AD-1-IHT adapter cable front view
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Heil Sound – High-Quality Headsets & Microphones

Heil Sound AD-1-IHT Adapter Cable – For Icom IC-705 & IC-905 Headset Connection | Radioworld UK

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£27.95
(£23.29 exc. VAT)
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It allows for direct plug-and-play operation with the 3.5 mm (1/8”) mic input on the IC-705 or IC-905 — no modification or extra hardware required.
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Product code: AD1iHT
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£27.95
12 Months 14.9% APR
£2.79
£2.41
£31.70
£27.95
18 Months 14.9% APR
£2.79
£1.61
£31.70
£27.95
24 Months 14.9% APR
£2.79
£1.20
£31.70
£27.95
36 Months 14.9% APR
£2.79
£0.80
£31.70
£27.95
48 Months 14.9% APR
£2.79
£0.60
£31.70
£27.95
12 Months 19.5% APR
£2.79
£2.50
£32.85
£27.95
18 Months 19.5% APR
£2.79
£1.67
£32.85
£27.95
24 Months 19.5% APR
£2.79
£1.25
£32.85
£27.95
36 Months 19.5% APR
£2.79
£0.83
£32.85
£27.95
48 Months 19.5% APR
£2.79
£0.63
£32.85

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Heil Sound AD-1-IHT adapter cable front view

Heil Sound AD-1-IHT Adapter Cable – For Icom IC-705 & IC-905 Headset Connection | Radioworld UK


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The Heil Sound AD-1-IHT is a high-quality adapter cable that connects Heil headsets directly to Icom’s latest portable SDR transceivers, the IC-705 and IC-905.

Purpose-built for Icom’s compact SDR radios, this genuine Heil adapter ensures full microphone and PTT functionality when using Heil headsets such as the Pro Set, Pro 7, or Pro Set Elite. It allows for direct plug-and-play operation with the 3.5 mm (1/8”) mic input on the IC-705 or IC-905 — no modification or extra hardware required.

The AD-1-IHT features a 1/8” (3.5 mm) microphone jack and an inline push-to-talk (PTT) switch, giving you complete control right at your fingertips. This makes it ideal for portable, mobile, or field operation where ease of use and fast transmit switching are essential.

Engineered for reliability and performance, this adapter maintains the integrity of Heil’s professional audio quality while providing rugged practicality for on-the-go SDR users.

Key Features

  • Genuine Heil Sound adapter cable for Icom IC-705 and IC-905

  • Connects Heil headsets (Pro Set, Pro 7, Pro Set Elite, etc.) directly to Icom SDRs

  • Provides full mic and PTT functionality

  • Features 1/8” (3.5 mm) microphone jack

  • Integrated inline push-to-talk (PTT) switch for convenient operation

  • Plug-and-play connection — no adapters or modifications required

  • Compact, durable design for portable or field use

  • Compatible with Heil dynamic and electret headset elements

  • Built and tested by Heil Sound Ltd., USA

Technical Specifications

SpecificationDetails
ModelAD-1-IHT
ApplicationIcom IC-705 and IC-905 headset interface
Connector (Radio Side)3.5 mm (1/8”) TRRS plug (mic/headphone combo)
Connector (Headset Side)Heil headset connector
Microphone Jack1/8” (3.5 mm) female
Inline SwitchBuilt-in push-to-talk (PTT) switch
CompatibilityHeil Pro Set, Pro 7, Pro Set Elite, and other Heil headsets
Cable LengthApprox. 60 cm
ManufacturerHeil Sound Ltd., USA

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