See photo.
eBay
Herdio 2PCS Outdoor Wall Mount Speakers 300 Watts 5.25'' Passive Outdoor Speaker HD Digital Stereo Effect Waterproof For Patio
Aliexpress UK
Note: Not compatible with DUAL banana plugs. Works fine with individual single banana plugs. This product can be used with either banana plugs or it can accept bare wire connections on both the front and rear of the plate.
eBay
Small Floating Shelf Adhesive Wall Mounted Small Items Soundbar Smart Speaker Stand Clear Plastic Wall Shelf without Drilling
Aliexpress UK
1x speaker connection with 4 banana jacks. The speaker connection has two gold sockets for banana plugs. You can plug in the speakers or reconnect the cable directly. Remove the speaker cables lying around by dragging them run inside walls and assemble the mounting box with this elegant manifold.
eBay
Wall metal hook bracket for Sonos One SL smart speaker wall mount
Aliexpress UK
4-pole Speakon female panel mount receptacle connector for use with speaker male adapters. It is suitable for loudspeakers, amplifiers and mixing consoles. 4-pole Speakon wall plate receptacle connector is highly adaptable.
eBay
Universal Soundbar Wall Mount Speaker Stands For Sonos Beam Wall Mount Bracket Compatible Home Living Room Decoration Durable
Aliexpress UK
【Easy to Use】you can fix it on the back of the speaker enclosure, and then hang the speaker on the wall nail, and it can be used as a rear hook for mounting surround speakers on the wall. 1 Set Wall Mount Speaker Hanger Brackets.
eBay
Wall Charging Bracket Storage Bracket Wall Hanging Bracket Accessories Speaker Winder Black in Stock
Aliexpress UK
Suitable for all speakers, surround sound, Dolby and general AV applications using 4mm banana plugs. Audio Wall Plates + HDMI. Surround Sound Wall Plate Kits. MSG Audio Speaker Distribution Wall Plate.
eBay
Speaker wall mount, conference sound column, surround sound system, universal wall mount bracket
Aliexpress UK
This surround speaker hanger plate is made of premium material, which can withstand long-lasting use. Features the iron material, which has high durability, not easy to deform. Multifunction Loudspeaker Microphone Portable Voice Amplifier for Teachers.
eBay
Creative Speaker Keychain Set with 4 Insertable Key Chains and Wall Installation Kit - Wall-Mounted Key Ring, Easy to Install
Aliexpress UK
The speaker connection has two gold sockets for banana plugs. You can plug in the speakers or reconnect the cable directly. 1x speaker connection with 4 banana jacks<. Remove the speaker cables lying around by dragging them run inside walls and assemble the mounting box with this elegant manifold.
eBay
Wall Mount Stand Hanger For HomePod Mini Smart Speaker Outlet Holder Space Saving Bracket Wall Shelf For Homepod Mini Stand
Aliexpress UK