The compact ATH-CKS55BK Solid-Bass in-ear headphones deliver remarkably full and textured bass. A-T's innovative Dual Chamber Mechanism extends bass response without compromising mid- and high-frequency content. A two-position post adjusts the earpieces for better fit and sound isolation. Advanced 12.5 mm drivers reproduce powerful sound and efficient signal transfer. A carrying pouch and ear tips (XS/S/M/L) are included.


| Type | Dynamic |
| Driver Diameter | 12.5 mm |
| Frequency Response | 5 - 24,000 Hz |
| Maximum Input Power | 100 mW |
| Sensitivity | 105 dB/mW |
| Impedance | 16 ohms |
| Weight | 6 g |
| Cable | 1.2 m |
| Connector | 3.5 mm L-type mini-stereo, gold-plated |
| Accessories Included | Pouch, ear tips (XS/S/M/L) |