Quality Stream Mobile, June 2, 2011 - The Transsion Tecno Spark 9 Pro was unveiled, which is powered by MediaTek's Helio G85 chip and features a 6.6-inch LCD waterdrop screen with FHD+ resolution 90Hz refresh rate, a 32-megapixel front-facing selfie shooter, and a 4,800-complete-pixel main camera + 2-megapixel rear...