Adastra Outdoor PA System with Bluetooth & FM Radio - 4x 15W Horn Speakers

Our Adastra UM60 & 15W Horn Speaker Kit is designed to deliver reliable, professional-quality audio for both indoor or outdoor background music/public address applications. 

This all-in-one PA speaker system comes complete with the Adastra UM60 Compact 60W 100V Mixer Amplifier, 4 x 15W Weatherproof Horn Speakers, and a 100m drum of heavy-duty speaker cable. 

This Adastra UM60 and horn speaker package is suitable for both fixed and mobile PA applications and can be powered via mains lead or 24V battery, such as a car or boat battery. 

The complete PA speaker system offers music playback via Bluetooth, FM radio, USB or line input, as well as a microphone input for making announcements or general public address. In addition to this, the UM60 also 3 front panel warning sound buttons (fog/siren/alert). Pressing any of these will issue one of 3 preset warning sounds through the speakers for alerts and/or emergency announcements.

What's Included?

• 1 x Adastra UM60 Compact Mixer Amp with Bluetooth & FM (953.176)
• 4 x Adastra MH15V 15W Outdoor Horn Speakers (952.265)
• 1 x 100m Double Insulated Speaker Cable (807.090)

Adastra UM60 Mixer-Amp Summary

100V mixer-amplifiers with USB audio player, FM tuner and BT wireless receiver in an ultra compact housing. Microphone input, line input and USB/FM/BT sections are governed by front panel volume controls and a master volume. Mono output to either 100V line or 8 Ohms speaker load is connected via screw terminals on the rear panel. Supplied with hardware for mounting 2 units side by side in a 1U 19" rack space. Designed as a versatile solution for small to medium PA installations.

Adastra MH15V Horn Speakers Summary

PA horn speakers with 100V transformer offering several different power settings. The housing is moulded from high impact ABS material to offer maximum protection against physical or weather damage. Reflex loading and a conical flared aperture ensures efficient and directed sound delivery over large areas.

Adastra UM60 Mixer-Amp

• Power supply: 170-264Vac, 50Hz (IEC)
• Amplifier : construction: Class D + transformer output
• Audio source: Internal USB/FM/BT player
• Inputs: 1 x mic (6.3mm), 1 x line (2 x RCA), 1 x aux (3.5mm)
• Line output: 2 x RCA (mono)
• Speaker outputs: Screw terminals - 100V / 8 Ohms / Com
• DC power: 24Vdc screw terminals
• Mute: 24V relay contacts
• THD: <0.4% @ 1kHz
• Input impedance: 1k Ohms (mic/line)
• Input sensitivity: -10dB (line), -45dB (mic)
• SNR: 80dB (line), 75dB (mic)
• Frequency response: 100Hz - 18kHz
• Output power : rms: 60W
• Alarm output: Fog, siren & alert generator
• Dimensions: 269 x 210 x 44mm
• Weight: 2.47kg

Adastra MH15V Horn Speakers

• IP Rating: IP66
• Power handling : rms: 15W
• 100V line tappings: 2.5W, 5W, 10W, 15W
• Frequency response : ±3dB: 275Hz - 7kHz
• Impedance: 4k / 2k / 1k / 670 Ohms
• SPL @ 1W/1m: 106dB
• Dimensions: 295 x 230mmØ
• Weight: 1.44kg

Double Insulated Speaker Cable

• CSA: 2 x 1.15mm²
• Strands: 2 x (25 x 0.18mmØCu + 20 x 0.18mmØCCA)
• Dimensions: 7.8mmØ
• Current: 15A max. 
• Sheath: Black 
• Length: 100m

Digital Downloads (buying software)

All software marked as "serial download" or "digital download" will be delivered via email within normal office hours.

Simply add the software to the basket and at the delivery stage in the checkout please select "Digital Download - Software by email" as your delivery method

Delivery Charges (Main Products)

The cutoff for same-day dispatch is 3:30pm but can vary at busier times such as Christmas.

All orders over £99.00 will be delivered free via our standard delivery 2-3 days (UK Mainland)

If you need your item faster we also offer a Priority Tracked service at £3.99 (1-2 days) or Next Day Tracked £6.99

(please ensure you add a mobile number to your order for tracking)

Saturday delivery is available when ordered before 2pm (Mon-Fri)

All orders below £99.00 will start as low as £2.99 depending upon weight and qty(s) (UK Mainland) 

All Delivery options will be available at the delivery stage in the checkout

EU Delivery Times

Non UK Mainland Addresses please allow 1-3 Days
Delivery To Belgium / France / Germany please allow 3-4 Days
Music PC Systems - Please allow 5-7 Working Days build time (UK) 7-14 (Rest of the World)

French - Pour la Livraison s'il vous plaît permet en France 2-4 Jours
German - Für Lieferung Nach Deutschland erlaubt bitte 2-4 Tage

Delivery Notes
On delivery, you must inspect the goods carefully for damage as Inta Audio is unable to accept responsibility for damage in transit, shortage of delivery or loss of products unless the customer advises Inta Audio of such within three working days from the date of delivery.

Returns Policy

We ask that you follow these guidelines to help us process your return as quickly and efficiently as possible:

1. Please keep your order reference to hand. This confirms your original order and gives us the necessary details to authorise the product’s return.

2. Contact our Customer Services Team on 02476 369898 (or e-mail cs@inta-audio.com). We will then send you an RMA number and returns form which needs to be completed and sent back with the returned item(s).

3. (If the order has been unpacked) re-package it to ensure that it is being returned in its original condition. Please make sure all items relating to the product are returned, including manuals and cables.

4. When returning an item please obtain a ‘proof of postage’ receipt from the Courier.


Returned items must be mailed within 10 days of when the RMA Number has been issued. Items received with a post date 30 days after your requested return will NOT be eligible for refund.

Please note: Our returns policy is quite straightforward but there are a number of conditions that we ask our customers to comply with before applying:

1. It is your responsibility to request a return. If you don’t tell us you want to make a return, we don’t know. Once you do tell us, we will do everything we can to action it.

2. If you have not requested a return within 28 days of receiving an order, we will have assumed that you are intending to keep it and we will not authorise a return.

3. We always refund the payment according to how the original purchase was made and aim to do so within 72hrs of the return being received by us.

4. Returned goods are liable for a restocking fee of 15% towards handling and repackaging if the order is not returned in its original, unopened packaging. This charge will be subject to our inspection of the returned goods.

5. Delivery charges will not be refunded unless the delivered goods are faulty.

6. Replacement products are dispatched immediately after the returned goods have been received and accepted by Inta Audio.

7. Items that develop a fault within 30 days of delivery are eligible for a replacement or a refund. Delivery costs are also reimbursed for faulty items. Please contact our Customer Services Team on 02476 369898 if you believe your item has developed a fault.

Finally, please remember that notifying us of your intention to apply for a return, saving the delivery paperwork and keeping the order in its original packaging will help both you and Inta Audio to process the return quickly.

If you have any questions about our Returns policy please telephone us on 02476 369898 or email us at cs@inta-audio.com.