The instrument was faulty from the beginning. When messages come I never used to get the audio alert. Tried upgrading software with no luck. Then in May it started re-booting at the lightest of the physical tap. Now when Blackberry reboots it can take a couple of mins before it is ready to use. I showed the instrument to their showroom at Lower Parel and Chembur and the person admits that there is a problem. The solution is for me to surrender the instrument, while they send it to Bangalore. By the time I get it back it can take 15 day... read full review »