Check the listing for details. Sealey Wireless Electronic Ear Defenders 9420. Condition: New. Listed at 126.21 USD. Built-in digital wireless technology including microphone allows you to take hands-free calls or listen to music via your ear defenders. Easy-access controls enable you to take calls and adjust the volume level. Includes AUX input to allow connection with non-wireless compatible devices. Fitted with adjustable headband for comfort. Supplied with charging cable and AUX cable. Lightweight, yet rugged construction, certified to BS EN 352-1:2020 standard. Hearing protection level in excess of the standard, with an SNR of 29dB. The simplest and safest way for our customers to pay for items is through PayPal. This is the primary option on eBay and is the quickest way to complete postage. We do also accept credit and debit cards and you can contact us via the 'Business Details' section on eBay to.