# Audio Adapter 2.5mm jack female / 3.5mm male Stereo InLine 99309

**URL:** https://aio.lv/en/product--inline-99309--1086854
**Data updated:** 2026-01-03 12:47 (EET)
**Category:** Cable Adapters & Converters
**Manufacturer:** InLine
**Manufacturer code:** 99309
**EAN:** 4043718056934
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 4.49 €
**Prices and availability valid until:** 2026-07-05 23:59
**Price without VAT (21%):** 3.71 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--inline-99309--1086854

## 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

This InLine audio adapter features a 2.5mm jack female and a 3.5mm male connector, ideal for connecting devices with different audio ports. The nickel-plated contacts ensure a reliable connection and durability. The sleek black design complements any setup, making it a practical choice for audio enthusiasts.

## Long description

This InLine audio adapter converts a 2.5mm jack female to a 3.5mm male stereo connector, allowing connection between devices with different headphone or line‑out ports. The adapter has nickel‑plated contacts for reliable signal transmission and a black housing that fits common audio setups.
Advantages
The adapter provides a simple, compact solution for connecting devices with a 2.5mm socket to equipment with a 3.5mm plug. Nickel‑plated contacts reduce corrosion and help maintain consistent audio quality. Its small form factor and standard stereo wiring make it compatible with most headphones, speakers and portable audio players that use these connector sizes.
Suitable for
Connecting headsets or headphones with a 2.5mm jack to devices with a 3.5mm input
Adapting older mobile phones or portable audio players to standard 3.5mm accessories
Temporary audio connections between equipment with mismatched connector sizes
Key specifications
Connector 1: 2.5mm jack female
Connector 2: 3.5mm plug male, stereo
Contacts: nickel‑plated
Colour: black
Brand: InLine, MPN: 99309, EAN: 4043718056934
How to use
Insert the 3.5mm male plug into the 3.5mm socket of your audio device. Plug the 2.5mm jack of your headset or cable into the adapter’s 2.5mm female connector. Ensure both connections are fully seated to avoid intermittent sound. Remove the adapter by pulling straight from the plug; avoid twisting to prevent wear.
Usage recommendations
Use indoors or in protected environments to avoid moisture and dirt. For best audio performance, avoid bending the connectors under strain and store the adapter in a dry place when not in use.

## Specifications

### Features

| Feature | Value |
|---|---|
| Product colour | Black |
| Connector 1 | 2.5mm jack female |
| Connector 2 | 3.5mm |
| Connector contacts plating | Nickel |
| Connector 1 gender | Male |
| Connector 2 gender | Female |

## FAQ

### How much does the Audio Adapter InLine 99309 cost, and is it available for purchase?

The price is 4.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1244 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 InLine 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 InLine 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: 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/1086854/56574255_large.webp