HTC One V (GSM) Ruu

I would like change back the original factory/stock ROM on my HTC One V devices. Currently is run an Cyanogenmod 10.1, but the device frozen in boot loop. **Device data:** Primo U SHIP S-ON RL HBOOT-1.18.0000 RADIO-3381.24.00.23_M eMMC-boot How can I get back the stock/factory ROM? Any help? Thank you for your help! Daniel