Slide the switch on the battery holder to ON position. An LED lights up when noise cancellation is switched on. If the light blinks or becomes dim, change the battery.
Products
Article Published Date : 2017-08-24
Slide the switch on the battery holder to ON position. An LED lights up when noise cancellation is switched on. If the light blinks or becomes dim, change the battery.
Each product has a unique model number. A model number usually starts with letters followed by series of numbers, e.g. GC6440, 37PFL7403D or SA1300.
There are a few different ways you can locate your model number:
We found {number} products that are available outside your country, so local promotions may not apply.
Show productsWe found more than 1 product.
Please choose your model based on the last 2 digits of your product number, for example RQ1280/21.
