Refund refused by Fiber-Cast Chelyabinsk

I'm updating my complaint because Fiber-Cast Chelyabinsk finally contacted me today. They've offered to replace the blender, but I've requested a refund instead since I've already purchased a replacement elsewhere.

Dear valued customer, Thank you for your complaint regarding the microwave you purchased on April 29, 2025. At Fiber-Cast Chelyabinsk, customer satisfaction is our top priority, and we take all feedback seriously. We have thoroughly investigated your case and have identified the source of the issue you experienced. We would like to offer you the following resolution options: 1. A full refund of $394.15 2. A replacement microwave with an extended warranty 3. A store credit of $394.15 plus 20% for your inconvenience Please let us know which option would best satisfy your concerns by responding to this message or calling our dedicated customer resolution line at 1-800-555-1234, reference number REF-FD2DB7E5. We value your business and hope to restore your confidence in our company. Best regards, Elizabeth Wilson Customer Service Manager Fiber-Cast Chelyabinsk