Default Sprint HTC ONE M8 H/K Edition gsm bands

Hello guys i am planning to buy the harman kardon edition of the one m8.....do you know the the gsm bands that the sprint m8 has?i read somewhere that it's quadband..also how many % chances you believe i have sim unlocking it?
Devices:
HTC Diamond
HTC Sensation XE With Beats Audio
HTC ONE X White 32GB
HTC Rezound With Beats Audio
HTC ONE X+ 64GB
Now Using: HTC DROID DNA
HTC ONE Glamour Red