Audio
Audio performance on the Lumia 640 is adequate, with the loudspeaker delivering sound at acceptable levels for voice calls and media, albeit not impressively loud. Headphone audio quality is respectable, showcasing low noise and minimal crosstalk at -93.1dB and -93.2dB respectively, which audiophiles might appreciate despite necessary noise levels.
- ⬤ Microsoft Lumia 640 Dual SIM Connectivity and Features
- ⬤ Microsoft Lumia 640 Dual SIM Battery Life
- ⬤ Microsoft Lumia 640 Dual SIM Audio
- ⬤ Microsoft Lumia 640 Dual SIM Conclusion