3M Pro-Comms Electronic Hearing Protection with Bluetooth Wireless Technology and External Microphones, Bluetooth Headphones, NRR 26 dB : Amazon.co.uk: DIY & Tools
Peltor Sport RangeGuard Electronic Hearing Protector, Ear Protection, NRR 21 dB, Ideal for the Range, Shooting and Hunting, RG-OTH-4
3M Peltor ProTac III Earmuff ear defender headset 32 dB - online purchase | Euro Industry
3M Peltor X4P3 High Visibility Ear Defenders | Safety Supplies
Bundle Containing Sporttac Ear Defenders Green & Orange | Complete With Avalle Ear Plugs For Your Companion | SNR 26 db | Active Hearing Protection: Amazon.co.uk: Sports & Outdoors