AV Link Bluetooth Outdoor Speaker System with Adastra WPS4 Speakers

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AdastraSKU: STA50BT-WPS4

£179.99 £199.99
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If you want to be able to enjoy high quality music in your garden with ease then look no further than our exclusive AV:Link bundle.

The AV:Link STA5-BT is a compact digital stereo amplifier capable of delivering up to a powerful 85W max. per channel output with very little distortion.

Built-in Bluetooth connectivity makes this amplifier incredibly easy to use and ideal for home multimedia.

It features auto-on technology, just click connect on your phone and the amplifier will spring into life and start playing your music! This also makes it perfect for use in the garden in our outdoor waterproof enclosures. No need to press buttons, just connect your phone and start playing!

You can also pair it with an Amazon Echo for hands free use.

Easy to use and high quality.


These stylish two-way, weather resistant speakers are suitable for indoor and outdoor applications.

These speakers will excel as a straightforward stereo pair, for multimedia or as part of a surround sound system.

Despite their compact size, these speakers can deliver a full sounding output. Supplied with wall-mount brackets.


  • Weather resistant, IP35 rated

  • 2-way

  • Polypropylene housing with aluminium grille

  • Polypropylene woofer and fluid-cooled Polycarbonate tweeter

  • Gold-plated compression terminal posts

  • Sold in pairs


Woofer 100mm (4")
Frequency response 80Hz - 20kHz
Power rms 30W
Sensitivity 88dB @ 1W/1m
Dimensions 135 x 205 x 136mm
Weight 1.4kg



  • Class D digital amplifier in a compact unit

  • NFC technology allows simple tap and connect with Bluetooth devices

  • aptX® coding provides high definition, consistent audio streaming through Bluetooth™

  • Bluetooth device playlist can be controlled by supplied remote

  • NFC tag supplied allowing the connection to be in an alternate location to the amplifier

  • 2 x RCA line inputs

  • 4 x gold plated binding post stereo output to speaker

  • 3.5mm and RCA line output for active subwoofer and signal feed for other devices

  • Overload, overheat and short circuit protection


  • Power supply: 100-240Vac, 50/60Hz

  • Max. output: 85W per channel

  • Output power: 4 Ohms 50Wrms @ 5%THD per channel

  • Output power: 8 Ohms 35Wrms @ 5%THD per channel

  • Output impedance: 4-16 Ohms

  • Bluetooth range: 10m

  • Bluetooth version: 2.1

  • Dimensions: 192 x 175 x 55mm

  • Weight: 1.4kg

What You Get

1 x AV:Link STA50BT Bluetooth Amplifier

1 x Pair Of Adastra WPS4 Outdoor Speakers

20m x Outdoor Speaker Cable


Why Buy From K&B Audio

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