Amazon.com: Remote Control for Philips LCD - PLASMA TV RC4706/01 PH-15 NEW Universal. It looks like the original. It could directly control 99% models of PHILIPS brand. Suitable for Philips TV models:
Amazon.com: Universal Remote Control Replacement for Philips LCD LED TV, Compatible with Most of its LCD, LED or for Plasma TVs for Philips, Stable Performance : Electronics
Philips not yet phasing out plasmas, focusing on LCD TVs
Philips Plasma 42PF7321D/37 and Philips Plasma TV Reviews on Plasma TV Buying Guide
Plasma display - Wikipedia
Philips Plasma TVs | eBay
digital widescreen flat TV 42PF7321D/37 | Philips
Best Buy: Philips Ambilight 50" Flat-Panel Plasma HDTV 50PF9631D/37