Go to AV & IT Cables FAQs

AV & IT Cables Frequent Questions


First, check the batteries are inserted correctly.

Then you can unplug the wireless received and re-insert it. You should see some notification on the computer recognising the device.

If the mouse still doesn't work, try it on another device. Failing that, please return the device to the store of purchase for a refund or exchange.

No, unless you are running Windows XP or older operating system.

The power coming out of the USB port only supports 1.5 amps, if the total of what you have plugged in is likely more than 1.5 amps, it will not charge. Please try removing any large devices or appliances and see if the issue is resolved.

The device is mostly suitable for keyboard mice and USB drives and supports USB 2.0 compatible devices only.

Check the SD card is inserted correctly. Ensure the pins on SD card and the card reader are facing each other.


Yes. Return the faulty cable to your place of purchase with a copy of your sales receipt for full replacement.

If the retailer does not have your exact model, the retailer can replace with an equivalent model. If the retailer is now closed, the cable can be sent to Crest customer service and a replacement will be sent from there. Please give us a call on 1800 812 261.