ZTE Diagnostics Port (COM4) for 300V3A/300V4A/300V5A driver [T-Mobile Diagnostics Port (COM3).zip]
ZTE Diagnostics Port (COM4) Driver for Windows Vista/7/8/10 32-bit and 64-bit. Keep your PC sounding crisp and clear.| Driver name | ZTE Diagnostics Port (COM4) |
| Version | 1.2074.0.2 |
| Date | 2010-07-23 |
| Win 32 Support | 2K,XP,2K3,VISTA,WIN7 |
| Win 64 Support | XP,VISTA,WIN7 |
| Filename | T-Mobile Diagnostics Port (COM3).zip (52.61 KB) |