OPPO K9 Pro, Used – 256GB/12GB RAM – 5G, 6.43″ 120Hz AMOLED Display

Design & Build

• 6.43-inch FHD+ (2400 x 1080) AMOLED display with 120Hz refresh rate, 180Hz touch sampling rate, 100% DCI-P3 coverage, and up to 600 nits brightness – 91.7% screen-to-body ratio, left-aligned punch-hole design 
• MediaTek Dimensity 1200 octa-core processor (6nm) – 1×3.0GHz Cortex-A78 & 3×2.6GHz Cortex-A78 & 4×2.0GHz Cortex-A55, Mali-G77 MC9 GPU – 5G-integrated flagship-tier chipset with 3DMark Wild Life score of 4596 and 88% stability 
• RAM and storage options: 8GB/128GB, 8GB/256GB, or 12GB/256GB LPDDR4X RAM with UFS 3.1 storage – no microSD card slot 
• Triple 64MP rear camera: 64MP main (f/1.7, 6P lens, AF with closed-loop focus motor) + 8MP ultra-wide (119° FoV) + 2MP macro (4cm focus) – 4K@30fps, 1080P@120fps slow-mo, 20x digital zoom 
• 16MP front camera (f/2.4) – 1080P@30fps video, AI beauty 2.0, AI portrait retouching 
• 4500mAh battery – 60W SuperVOOC fast charging (16 min to 50%, 46 min to 100%) – 60W charger included in box 
• In-display optical fingerprint sensor, Face Unlock, 3.5mm headphone jack, NFC (OPPO Pay, bus cards), USB Type-C, Wi-Fi 6, Bluetooth 5.2 with LDAC/LHDC, dual stereo speakers, Z-axis linear motor 
• Gaming-focused features: Diamond solid-liquid dual-state cooling system (14000mm² total散热面积, CPU cooling up to 70%, core temp drop 17°C), 4D vibration, Game Lightning Start, game voice changer 
• 5G connectivity – Dual SIM (Nano-SIM + Nano-SIM) – 5G bands n1/n28/n41/n77/n78, 4G LTE FDD bands 1/2/3/4/5/7/8/28 
• ColorOS 11.3 based on Android 11 – upgradable to ColorOS 12 (Android 12) 
• Micro-grade “integrated unequal wall thickness” injection molding process with matte finish – 158.7 x 73.5 x 8.5mm, 180g – available in Black (黑曜武士), Glacier Prelude (冰河序曲), and Neon Silver Sea 
• 60W SuperVOOC charger, USB-C cable, protective case, and SIM ejector tool included in box