How do I get a quicker response?

Sjal100k thought this was worth mentioning said
1

I order 3 FOSCAM IP CAMERAS and when the order arrived it was 3 Toccs headphones, I send three email asking got the proper products, I haven't gotton a respond yet it been over a week, I keep getting the same generic email saying they over crowded with emails. How do I get them to refund me or send the correct items