# 3.5 mm Audio Coupler Female-to-Female, StarTech GCAUD3535FF, black

**URL:** https://aio.lv/en/product--startech-gcaud3535ff--3579861
**Data updated:** 2026-03-07 11:07 (EET)
**Category:** Audio & Video Cables
**Manufacturer:** StarTech
**Manufacturer code:** GCAUD3535FF
**EAN:** 0065030839730
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 11.99 €
**Prices and availability valid until:** 2026-07-05 23:59
**Price without VAT (21%):** 9.91 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--startech-gcaud3535ff--3579861

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 4.99 EUR |

## Summary description

StarTech 3.5 mm to 3.5 mm audio coupler (female-to-female) provides a black inline adapter to join two 3.5 mm male audio cables. It features 3.5 mm female connectors on both ends for extending or connecting headphones, speakers, aux cables and other analog audio devices. Compact, passive adapter for simple signal joining.

## Long description

The StarTech 3.5 mm Audio Coupler Female-to-Female (GCAUD3535FF) is a compact inline adapter designed to join two 3.5 mm male audio cables. With two 3.5 mm female connectors in a black housing, this passive adapter lets you extend or connect standard stereo headphone cables, aux leads, speakers and other analog audio devices where a longer continuous cable is needed.
Advantages
This adapter provides a simple and space-efficient solution for linking two stereo audio cables without additional electronics or power. The compact form factor and black finish make it discreet in home, office or mobile setups. Gold-plated contact surfaces increase conductivity and help reduce corrosion for reliable signal transfer over time. The passive design ensures no alteration of the audio signal path other than the physical connection.
Suitable for
 Extending headphone cables to reach further from devices
 Connecting in-line aux cables between phones, tablets, or car stereos
 Joining speaker or portable audio device leads for temporary setups
 Adapting cable lengths for recording or monitoring in small studios
Key specifications
 Connector type: 3.5 mm female to 3.5 mm female stereo
 Function: Passive inline audio coupler for stereo analog signals
 Contact finish: Gold-plated connectors for improved conductivity
 Color: Black housing
 Form factor: Compact inline adapter, lightweight and portable
How to use
Insert each 3.5 mm male plug into the coupler’s female jacks until fully seated. Ensure both connected cables are compatible stereo 3.5 mm plugs for correct left/right channel transmission. Use the adapter to create a longer continuous cable run or to join temporary connections between portable audio sources and playback devices. No power or configuration is required.
Usage recommendations
For best audio performance, use with quality shielded stereo cables and avoid excessive bending or tension at the connection points. Remove the coupler when not in use to prevent strain on cable ends.

## Specifications

| Feature | Value |
|---|---|
| Housing material | Polyvinyl chloride (PVC) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.011 kg |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 10 g |
| Package depth | 125 mm |
| Package height | 19 mm |
| Package width | 90 mm |

### Features

| Feature | Value |
|---|---|
| Product colour | Black |
| Connector 1 | 3.5mm |
| Connector 2 | 3.5mm |
| Connector 1 gender | Female |
| Connector 2 gender | Female |

## FAQ

### How much does the 3.5 mm Female-to-Female Audio Coupler — StarTech GCAUD3535FF cost, and is it available for purchase?

The price is 11.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 13 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 29.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All StarTech products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized StarTech service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, connector 1, connector 2, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/3579861/58470243_large.webp