# Alto Professional TS415 2.5-Way Active Loudspeaker 1250W with Bluetooth

**URL:** https://aio.lv/en/product--alto-ts415--12485413
**Data updated:** 2026-05-27 17:56 (EEST)
**Category:** Speakers
**Manufacturer:** Alto
**Manufacturer code:** TS415
**EAN:** 816311012065
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 414.99 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 342.97 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--alto-ts415--12485413

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The Alto Professional TS415 is a powerful 2.5-way active loudspeaker delivering 1250W of RMS power. Featuring both wired and wireless Bluetooth connectivity, it is designed for universal professional audio applications. With a frequency response of 33-20000 Hz and remote operation capabilities, this 15-inch speaker provides high-performance sound reinforcement for live events, venues, and mobile setups.

## Long description

The Alto Professional TS415 is a high-performance 2.5-way active loudspeaker designed to deliver professional-grade audio for a wide range of applications. With a robust 1250W RMS power output and a 15-inch woofer, this speaker provides clear, room-filling sound with deep bass and precise high-frequency reproduction. It features integrated Bluetooth connectivity for wireless audio streaming and remote control capabilities via a dedicated mobile application, making it a versatile solution for modern sound reinforcement needs.
Advantages
The TS415 stands out due to its efficient Class D amplification, which ensures reliable performance without the need for noisy cooling fans. Its lightweight yet durable enclosure allows for easy transportation and flexible installation options, including pole mounting, floor monitoring, or suspension via M10 points. The inclusion of an integrated 3-channel mixer with dual XLR/TRS combo inputs simplifies setup by allowing direct connection of microphones and instruments. Furthermore, the onboard DSP provides multiple speaker use modes and custom EQ settings, which can be adjusted remotely to suit the acoustics of any venue.
Suitable for
Live music performances and band rehearsals
DJ sets and mobile event entertainment
Public speaking and corporate presentations
Fixed installations in venues, clubs, or houses of worship
This loudspeaker may not be suitable for small, intimate acoustic settings where such high power output and physical dimensions might be excessive. Additionally, users requiring a dedicated multi-channel mixing console for complex sound reinforcement with many simultaneous inputs may find the integrated 3-channel mixer insufficient for their needs.
Key specifications
Speaker type: 2.5-way active loudspeaker
Power output: 1250W RMS
Frequency response: 33 Hz – 20,000 Hz
Drivers: 15-inch woofer and 1.4-inch compression driver
Connectivity: Bluetooth wireless streaming and wired XLR/TRS combo inputs
Maximum SPL: 135 dB
Mounting options: Pole-mountable, wedge monitor, and M10 suspension points
To use the Alto Professional TS415, connect your audio sources directly to the rear-panel XLR/TRS combo inputs or pair your device via Bluetooth for wireless streaming. Use the onboard controls or the mobile application to select the appropriate DSP mode based on your environment. For stereo setups, you can utilize the True Wireless Stereo linking feature to connect two speakers wirelessly. Ensure the speaker is placed on a stable surface or mounted securely using compatible hardware before powering on and adjusting the volume levels.
What to consider before purchase
Ensure you have the necessary cables for wired connections if not using Bluetooth.
Verify that your mounting hardware or speaker stands are compatible with the weight and dimensions of a 15-inch speaker.
Check the venue size to ensure the power output meets your sound reinforcement requirements.
Usage recommendations: For optimal sound quality, utilize the Alto App to configure custom EQ settings tailored to your specific venue acoustics. When using the speaker as a floor monitor, ensure it is positioned on a flat, non-slip surface to prevent vibrations.

## Specifications

### Loudspeakers

| Feature | Value |
|---|---|
| Tweeter | Yes |
| Woofer | Yes |
| Woofer diameter (imperial) | 15 " |
| Tweeter diameter (imperial) | 1 " |
| Speaker placement | Stand-mountable |
| Number of drivers | 2 |
| Number of woofer drivers | 1 |
| Number of tweeter drivers | 1 |
| Speaker type | 2.5-way |

### Audio

| Feature | Value |
|---|---|
| Crossover frequency | 2000 Hz |
| Sound pressure level (max) | 135 dB |

### Subwoofer

| Feature | Value |
|---|---|
| Bass adjustment | Yes |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired & Wireless |
| Bluetooth | Yes |
| AC (power) in | Yes |
| XLR in | Yes |
| USB connectivity | Yes |
| 6.35 mm (1⁄4-inch) input | 2 |

### Technical details

| Feature | Value |
|---|---|
| Frequency range | 33 - 20000 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 17.2 kg |
| Height | 643 mm |
| Width | 417.5 mm |
| Depth | 402 mm |

### Power

| Feature | Value |
|---|---|
| Power consumption (typical) | 1100 W |
| Power source type | AC |
| AC input frequency | 50 - 60 |
| AC input voltage | 100 - 240 |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | -10 - 45 |

### Performance

| Feature | Value |
|---|---|
| Product colour | Black |
| RMS rated power | 1250 W |
| Peak Music Power Output (PMPO) | 2500 W |
| Treble adjustment | Yes |
| Volume control | Rotary |
| On/off switch | Yes |
| Remotely operated | Yes |
| Recommended usage | Universal |
| Smartphone/tablet remote support | Yes |
| Suitable for outdoor use | Yes |

## FAQ

### How much does the Alto Professional TS415 Active Loudspeaker cost, and is it available for purchase?

The price is 414.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 13.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Alto Professional TS415 Active Loudspeaker be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Alto 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 Alto 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: connectivity technology, weight, rms rated power, 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.

### Where can I download the instructions for Alto Professional TS415 Active Loudspeaker?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12485413/68811439_large.webp