In full working order. There is a separate unit (the square one pictured) which automatically connects to the main unit via bluetooth. The two rear speakers are plugged into this to give the full surround sound.
eBay
BOMGE 326 Audio Amplifier for Car Home Bluetooth Power Amplifiers 2 Channel Bluetooth Surround Sound FM USB Remote Control
Aliexpress UK
【Multi Audio Input 】: Supports Bluetooth connection; TF card (supports up to 32GB); AUX line interface; FM radio function, as well as RCA cable input, compatible with multiple audio input, convenient for connecting TV, computer, MP3, DVD and other devices.
eBay
ZEALOT-S64 Bluetooth Speaker 50W Bluetooth 5.2 Wireless Speakers,360 Degree Surround Sound, IPX6 Waterproof, 20H Playtime
Aliexpress UK
Saiyin Sound Bar for TV, 40 Watts Small Soundbar, Surround Sound System Sound Bar with Bluetooth
eBay
Surround Sound Bar Wired Computer Speakers Stereo Subwoofer Soundbar for Desktop Laptop PC TV Mini Speaker Home Theater System
Aliexpress UK
Side Stand Kickstand Plate Pad For YAMAHA MT09 FZ09 FJ09 TRACER 900 15-19. Front Headlight Lens Guard Protector Green Fit For Kawasaki Z1000 Z1000R 14-21 #. Hand Guard Protector Bracket Holder fit for BMW F850GS 2018-2022 U8 .
eBay
Wireless Home Theater Soundbar with 4 X 5W Subwoofers, 2 Air Ducts Speaker Surround Sound System for TV, Remote Control Included
Aliexpress UK
In very good condition.
eBay
Powerful TV Soundbar Wired and Wireless Bluetooth Speaker Stereo Home Cinema Sound System with FM Radio Music Center Sound Bar
Aliexpress UK
ConditionThe Panasonic Cinema Surround Sound System is in good used condition. There are signs of wear and tear to be found mainly in the form of light scratching and scuffing. This is mainly situated around the edges of the devices.
eBay
40W Soundbar TV Portable Bluetooth-compatible Speaker Sound bar Wireless Column Home Theater Sound System RCA AUX For TV PC
Aliexpress UK
Home Wireless Bluetooth Speaker 20W Bluetooth 5.0 Detachable Hands-free Call Two-channel Stereo Soundbar for TV Home Theater System .
eBay
Bluetooth 5.4 Wireless Earphone Lightweight Bone Conduction Headphone Ear Hook LED Display HD Calling Mic Surround Sound Earbud
Aliexpress UK
eBay
BOGASING M4 Bluetooth Speaker 40W Wireless Sound Column Extended Bass Outdoor IPX7 Waterproof Portable Subwoofer stereo surround
Aliexpress UK