Frustrated with Premier Money Lille's lack of response

I've received an email from Susan Garcia at Premier Money Lille offering a partial refund, but I believe I'm entitled to a full refund given the circumstances. The headphones was clearly defective from the start.

Dear valued customer, Thank you for bringing your concerns about our headphones to our attention. We at Premier Money Lille are committed to product excellence and customer satisfaction. After a thorough investigation of your complaint, our technical team has confirmed that there was indeed a manufacturing defect in the batch produced on April 11, 2025. We have since corrected this issue in our production process. As a resolution, we would like to: 1. Arrange for immediate pickup of the defective headphones 2. Deliver a replacement from our newest production line 3. Extend your warranty by an additional 12 months 4. Include a complementary headphones accessory kit valued at $218.30 Please contact our dedicated resolution team at support@Premier Money Lille.com with your preferred delivery date and time, referencing case number REF-1BE9573B. We truly value your business and appreciate the opportunity to make this right. Best regards, Barbara Young Support Operations Director Premier Money Lille