Technical Features
| Model Number | CSB-50S |
| Color | Black, White, Red |
| Chipset | WT200 |
| Battery | 3.7V, 70mAh |
| Talking time | 4 hours |
| Standby time | 150 hours |
| Charge time | 2 hours |
| Working Distance | 0 ~ 10M |
| Function | Play music, Make & Answer call, 2 in 1, Volume Control, Re-dial |
| Accessory | Earcap*2, Charge cable*1 |