So as things stand now, the old bullet seekers can be traded in for improved SpeedTracker mach4 free of charge , product kinks should have been ironed out in SpeedTracker, and the new updated app is up to improve the user experience.
Unfortunately, prices also went up so the best deal was the early birds that now get to trade in old Bullet trackers and get new and improved units in return.
I myself am also sending my very early Bullet Seeker in for replacement even though i haven't had issues except for sigle freeze up till the battery runs out.
Klara is still doing the after-sales.
I am making some accessories for the speed tracker to extend the utility, will post once i test them on the new unit.
* am also a Speed tracker distributor so might not be unbiased
I see now in US they are available even trough Midway USA
The high frequency of the Bulletseeker Mach 4 Doppler Radar Chronograph allows for a more reliable and accurate projectile detection, and Bulletseekers...
www.midwayusa.com