As of this posting Sprint does not have the 4g LTE network widespread. You can view some of their network updates here.
https://network.sprint.com/?id16=network%20vision
Below are the specs for the Sprint version of the phone.
Processor 1.5 GHz Dual Core Snapdragon
Qualcomm MSM8960
Operating System Android™ 4.0 (Ice Cream Sandwich) with HTC Sense™
Networks LTE (Band 2, Band 25) and CDMA 1xRTT EVDO Rel. 0, EVDO Rev. A
Display 4.7” 1280 x720 HD with IPS technology (In Plane Switching) Capacitive Touch screen
Camera (Main): 8MP color CMOS with auto focus
(Front): 1.3MP color CMOS Front Camera
Back Side-Illuminated (BSI) Sensor
HTC ImageChip
Internal Memory 1GB RAM, 16GB ROM,
microSDHC compatible
Connectivity Bluetooth 3.0+
3.5mm Stereo audio jack
Micro USB connector with MHL
Wi-Fi®: IEEE 802.11 A,B,G,N
NFC
GPS GPS/AGPS
Battery 2000 mAh
Dimensions 134.8 x 68.99 x 8.98mm
Weight 134g
HTC EVO 4G