This Audi A1 3dr Bose Sound System includes a subwoofer, stereo/head unit, speakers, amplifier, and cables, providing a complete in-car entertainment experience. premium sound system upgrade for your Audi A1. Can be used as a full retrofit kit made easier with partial wiring included. 
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Replacement For BOSE QuietComfort QC35 QC35II QC45 Wireless Noise Reduction Earphones Battery
Aliexpress UK
Item is used but faulty Speaker is blown, sold as parts for spares and repairs Unit only Has a few scuffs and scratches
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M-vave WP-10 2.4G Wireless System Earphone Monitor Rechargeable Transmission System Transmitter Receiver Mono Recording Function
Aliexpress UK
Simply plug-in any listening device with a 3.5mm output to enjoy one of the best 2.1 Active speaker systems on the market! Functional and in used condition.
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EM2050 professional in ear monitoring system, 2-channel UHF stage monitoring system, with earplugs, suitable for stage use
Aliexpress UK
They are coming as seen on the photos without connection cables, but with holders included.
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M-VAVE WP-9 2.4G Wireless System Earphone Monitor System Rechargeable Transmitter Receiver Mono Recording Function
Aliexpress UK
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SWIFF AUDIO WX520/WX520R Wireless in-Ear Monitor System Upgraded 5.8G Stereo IEM System with Charging Case LED Auto-Pairing
Aliexpress UK
Have been used for over 10 years as computer speakers Does still work however the volume isn’t the best - can be very intermittent May be able to be fixed but we just have never looked into it Would be great if needed for parts Comes with subwoofer, 2 speakers, volume adjuster and power cable Has a small dint in the subwoofer which can be seen in the pictures
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5.8G Wireless In Ear Monitor System Wireless IEM System with Transmitter Receiver Automatic Pairing Professional In Ear Monitor
Aliexpress UK
Great condition fully Tested and working Come usb charger including
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M-VAVE WP-9 2.4G Wireless System Earphone Monitor Transmission System Rechargeable Transmitter Receiver Mono Recording Function
Aliexpress UK
Excellent build and sound quality as you would expect from Bose. Tested both with music and a full test tone sweep, the speakers are working perfectly.
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2025 NEW M-VAVE WP-12 Wireless Earphone Monitor System | 2.4GHz 1T2R System w/Ultra-Latency 24H Playback | 1800mAh Charging Case
Aliexpress UK