Audio-Technica has announced that it will show its new line of Solid Bass Headphones at CE Week 2011. The new line will include the ATH-CKS50BK In-Ear Headphones, featuring 12.5mm direct diaphragm drivers, an elastomer sheath cable, two sound chambers for improved bass response, and an included carrying pouch and ear tips. They will sell for $70. The ATH-CKS70 In-Ear Headphones also offer 12.5mm direct diaphragm drivers and dual sound chambers, but…