There are actually 2 sets here, one used presumed working and 1 new unopened
eBay
LX1 Motorcycle Summer Helmet Special Bluetooth Headset Portable CVC Smart Noise Cancelling Waterproof Takeaway Headset Blue
Aliexpress UK
The new SCHUBERTH C5 Carbon features the P/J double homologation and respects the severe ECE 22.06 standards. (Customization of the pad available for sizes M/L/XL). In addition, the SCHUBERTH SC2 system includes the latest generation of high-definition speakers and microphone developed by Sena, an advanced noise reduction system, voice assistant and a communication range comparable to the highest performing products available on the market.
eBay
LX1 Motorcycle Summer Helmet Special Bluetooth Headset Portable CVC Smart Noise Cancelling Waterproof Takeaway Headset
Aliexpress UK
Quick charging: 20minutes of charging equals 2 hours intercom. Bluetooth 5.2. No exceptions. Advanced audio distribution profile (A2DP). All sizes are displayed in their UK format. EU sizes may differ.
eBay
3D Resin Reflective Logo Helmet Motorcycle Motorcross Motorbike Decals Italian Flag Stickers For Ducati CORSE
Aliexpress UK
Sena SRL SHOEI GT-Air 3/Neotec 3/J-Cruise 3 Bluetooth Comms Features Bluetooth Intercom range: 2 km in open terrain. Bluetooth 5.0 intercom. Bluetooth intercom connections: 4 riders. Bluetooth 5.0. Bluetooth intercom: 16 hours.
eBay
3D Resin Reflective Logo Helmet Motorcycle Motorcross Motorbike Decals Italian Flag Stickers For Ducati CORSE
Aliexpress UK
Sena 10r-02.
eBay
ISGTDRM Bicycle Balaclava Full Face Mask Skull Print Motorcycle Full Face Mask Windproof Skiing Head Neck Warmer Helmet Liner
Aliexpress UK
Bluetooth 5.0 - Compatible with the latest Bluetooth 5.0 platform. Headset Profile (HSP). Bluetooth 5.0. FM Radio and Multi-Language Voice Command with Digital Assistant Access. Intercom Range: 1.2 mi (Optimal Conditions).
eBay
Motorcycle Helmet Bluetooth Earphone Sticker Protective Shell Colorful Personality Decorative Decal For ASMAX F1 asmax f1
Aliexpress UK
The new SCHUBERTH C5 Carbon features the P/J double homologation and respects the severe ECE 22.06 standards. (Customization of the pad available for sizes M/L/XL). In addition, the SCHUBERTH SC2 system includes the latest generation of high-definition speakers and microphone developed by Sena, an advanced noise reduction system, voice assistant and a communication range comparable to the highest performing products available on the market.
eBay
Supports Siri and other voice assistants, and hand-free calls. The compact and slim structure is designed to reduce wind resistance during riding, lightweight and comfortable to wear with its 0.1lb weight.
eBay