Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-95AA, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-95AA, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock Gaming Notebook
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-95AA, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10,...
17.265 59 RON
Adauga in cos
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-98HA, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-98HA, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock Gaming Notebook
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-98HA, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10,...
23.092 35 RON
Adauga in cos
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-98K9, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-98K9, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock Gaming Notebook
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-98K9, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10,...
18.255 05 RON
Adauga in cos
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-98WZ, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-98WZ, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock Gaming Notebook
Laptop Gaming Acer Predator Helios 16 AI OLED PH16-73-98WZ, 16 inches (40.64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10,...
15.396 59 RON
Adauga in cos
Laptop Gaming Predator Helios Neo 16 AI PHN16-73-98JH, 16 inch (40.46 cm), Acer ComfyView™ WQXGA IPS 240 Hz display with LED backlight (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock (Up to 5.4 GHz max.
Laptop Gaming Predator Helios Neo 16 AI PHN16-73-98JH, 16 inch (40.46 cm), Acer ComfyView™ WQXGA IPS 240 Hz display with LED backlight (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock (Up to 5.4 GHz max. Gaming Notebook
Laptop Gaming Predator Helios Neo 16 AI PHN16-73-98JH, 16 inch (40.46 cm), Acer ComfyView™ WQXGA IPS 240 Hz display with LED backlight (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor...
11.768 60 RON
Adauga in cos
Laptop Gaming Acer Predator Helios Neo 16S AI OLED PHN16S-71-77YM, 16 inches (40,64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 7 Processor 255HX, 2.4 GHz base
Laptop Gaming Acer Predator Helios Neo 16S AI OLED PHN16S-71-77YM, 16 inches (40,64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600, 16:10, Intel® Core™ Ultra 7 Processor 255HX, 2.4 GHz base Gaming Notebook
Laptop Gaming Acer Predator Helios Neo 16S AI OLED PHN16S-71-77YM, 16 inches (40,64 cm), Acer CineCrystal™ WQXGA OLED 240Hz display with 100% DCI-P3 / Adobe-RGB color space coverage, 2560 x 1600,...
11.988 52 RON
Adauga in cos
Laptop Gaming Acer Predator Helios Neo 18 AI PHN18-72-79YB, 18 inches (45,72 cm), Acer ComfyView™ WQXGA IPS 240Hz Display with LED-Backlight (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 7 Processor 255HX, 2.4 GHz base clock (Up to 5.2 GHz max.
Laptop Gaming Acer Predator Helios Neo 18 AI PHN18-72-79YB, 18 inches (45,72 cm), Acer ComfyView™ WQXGA IPS 240Hz Display with LED-Backlight (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 7 Processor 255HX, 2.4 GHz base clock (Up to 5.2 GHz max. Gaming Notebook
Laptop Gaming Acer Predator Helios Neo 18 AI PHN18-72-79YB, 18 inches (45,72 cm), Acer ComfyView™ WQXGA IPS 240Hz Display with LED-Backlight (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 7...
12.318 34 RON
Adauga in cos
Laptop Gaming ASUS ROG Strix G16, G615LW-S5046X, 16-inch, 2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio, ROG Nebula Display, INTEL ARL HX Core™ Ultra 9, Intel® UHD Graphics, GN22-X9, 240Hz, 2x DDR5 SO-DIMM slots, 2x M.2 PCIe, DDR5 32GB, 1TB PCIe® 4.0
Laptop Gaming ASUS ROG Strix G16, G615LW-S5046X, 16-inch, 2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio, ROG Nebula Display, INTEL ARL HX Core™ Ultra 9, Intel® UHD Graphics, GN22-X9, 240Hz, 2x DDR5 SO-DIMM slots, 2x M.2 PCIe, DDR5 32GB, 1TB PCIe® 4.0 Gaming Notebook
Laptop Gaming ASUS ROG Strix G16, G615LW-S5046X, 16-inch, 2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio, ROG Nebula Display, INTEL ARL HX Core™ Ultra 9, Intel® UHD Graphics, GN22-X9, 240Hz, 2x DDR5...
25.016 41 RON
Adauga in cos
Laptop Gaming Alienware 16 Area-51 16.0" QHD+, Intel U9-275HX, 64GB Ram, 8(2x4)TB, NVIDIA GeForce RTX 5080, Windows 11 Pro
Laptop Gaming Alienware 16 Area-51 16.0" QHD+, Intel U9-275HX, 64GB Ram, 8(2x4)TB, NVIDIA GeForce RTX 5080, Windows 11 Pro Gaming Notebook
Laptop Gaming Alienware 16 Area-51 AA16250, 16.0" QHD+ 240Hz 3ms 100% DCI-P3 500 nit, ComfortView+, NVIDIA G-SYNC + Advanced Optimus, 4K Camera, Intel(R) Core Ultra 9 processor 275HX (24-Core, 36MB...
30.188 12 RON
Adauga in cos
Laptop Gaming Alienware 18 Area-51 18.0" QHD+, Intel U9-275HX, 64GB Ram, 12(3x4)TB SSD, NVIDIA GeForce RTX 5080, Windows 11 Pro
Laptop Gaming Alienware 18 Area-51 18.0" QHD+, Intel U9-275HX, 64GB Ram, 12(3x4)TB SSD, NVIDIA GeForce RTX 5080, Windows 11 Pro Gaming Notebook
Laptop Gaming Alienware 18 Area-51 AA18250, 18.0" QHD+ 300Hz 3ms 100% DCI-P3 500 nit, ComfortView+, NVIDIA G-SYNC + Advanced Optimus, 4K Camera, Intel(R) Core Ultra 9 processor 275HX (24-Core, 36MB...
33.765 51 RON
Adauga in cos
Laptop HP OMEN 16-ah0003nn cu procesor Intel Core U9-275HX 24-Core (2.7GHz, up to 5.4GHz, 36MB), 16.0 inch WQXGA, NVIDIA GeForce RTX 5090 24GB, 64GB DDR5, SSD, 2TB PCIe Gen4 NVMe, Free DOS, Shadow Black
Laptop HP OMEN 16-ah0003nn cu procesor Intel Core U9-275HX 24-Core (2.7GHz, up to 5.4GHz, 36MB), 16.0 inch WQXGA, NVIDIA GeForce RTX 5090 24GB, 64GB DDR5, SSD, 2TB PCIe Gen4 NVMe, Free DOS, Shadow Black Gaming Notebook
Laptop HP OMEN 16-ah0003nn, 16.0 inch WQXGA (2560x1600) UWVA OLED LBL Narrow Border flat 400 nits, Intel Core U9-275HX 24-Core (2.7GHz, up to 5.4GHz, 36MB), video dedicat NVIDIA GeForce RTX 5090...
25.129 49 RON
Adauga in cos
Laptop Gaming ASUS ROG STRIX SCAR 16, G635LX-RW061, 16-inch, 2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio, ROG Nebula HDR Display, Intel® Core™ Ultra 9 Processor 275HX 2.7 GHz (36MB Cache, up to 5.4 GHz, 24 cores, 24 Threads); Intel® AI Boost NPU up to
Laptop Gaming ASUS ROG STRIX SCAR 16, G635LX-RW061, 16-inch, 2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio, ROG Nebula HDR Display, Intel® Core™ Ultra 9 Processor 275HX 2.7 GHz (36MB Cache, up to 5.4 GHz, 24 cores, 24 Threads); Intel® AI Boost NPU up to Gaming Notebook
Laptop Gaming ASUS ROG STRIX SCAR 16, G635LX-RW061, 16-inch, 2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio, ROG Nebula HDR Display, Intel® Core™ Ultra 9 Processor 275HX 2.7 GHz (36MB Cache, up to 5.4...
28.910 33 RON
Adauga in cos
Laptop Gaming ASUS ROG STRIX SCAR 18, G835LX-SA063, 18-inch, 2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio, ROG Nebula HDR Display, Intel® Core™ Ultra 9 Processor 275HX 2.7 GHz (36MB Cache, up to 5.4 GHz, 24 cores, 24 Threads); Intel® AI Boost NPU up to
Laptop Gaming ASUS ROG STRIX SCAR 18, G835LX-SA063, 18-inch, 2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio, ROG Nebula HDR Display, Intel® Core™ Ultra 9 Processor 275HX 2.7 GHz (36MB Cache, up to 5.4 GHz, 24 cores, 24 Threads); Intel® AI Boost NPU up to Gaming Notebook
Laptop Gaming ASUS ROG STRIX SCAR 18, G835LX-SA063, 18-inch, 2.5K (2560 x 1600, WQXGA) 16:10 aspect ratio, ROG Nebula HDR Display, Intel® Core™ Ultra 9 Processor 275HX 2.7 GHz (36MB Cache, up to 5.4...
29.355 56 RON
Adauga in cos
Laptop MSI Gaming Vector 17 HX AI A2XWIG-030RO, 17" QHD+ (2560x1600), 240Hz, IPS-Level, Intel® Core™ Ultra 9 processor 275HX with Intel® AI Boost (NPU), 24 cores (8 P-cores + 16 E-cores), 24 thread, 40MB cache, Max Turbo Frequency 5.4 GHz, video dedicat
Laptop MSI Gaming Vector 17 HX AI A2XWIG-030RO, 17" QHD+ (2560x1600), 240Hz, IPS-Level, Intel® Core™ Ultra 9 processor 275HX with Intel® AI Boost (NPU), 24 cores (8 P-cores + 16 E-cores), 24 thread, 40MB cache, Max Turbo Frequency 5.4 GHz, video dedicat Gaming Notebook
Laptop MSI Gaming Vector 17 HX AI A2XWIG-030RO, 17" QHD+ (2560x1600), 240Hz, IPS-Level, Intel® Core™ Ultra 9 processor 275HX with Intel® AI Boost (NPU), 24 cores (8 P-cores + 16 E-cores), 24 thread,...
17.164 96 RON
Adauga in cos
Laptop MSI Gaming Raider A18 HX A9WIG-056RO, 18" UHD+ (3840x2400), MiniLED, 120Hz, AMD Ryzen™ 9 9955HX3D Processor, 16 core, 32 thread, 144MB cache, Max Turbo Frequency 5.4 GHz, video dedicat NVIDIA® GeForce RTX™ 5080 Laptop GPU powers advanced AI with
Laptop MSI Gaming Raider A18 HX A9WIG-056RO, 18" UHD+ (3840x2400), MiniLED, 120Hz, AMD Ryzen™ 9 9955HX3D Processor, 16 core, 32 thread, 144MB cache, Max Turbo Frequency 5.4 GHz, video dedicat NVIDIA® GeForce RTX™ 5080 Laptop GPU powers advanced AI with Gaming Notebook
Laptop MSI Gaming Raider A18 HX A9WIG-056RO, 18" UHD+ (3840x2400), MiniLED, 120Hz, AMD Ryzen™ 9 9955HX3D Processor, 16 core, 32 thread, 144MB cache, Max Turbo Frequency 5.4 GHz, video dedicat NVIDIA®...
22.429 89 RON
Adauga in cos
Laptop Gaming Alienware Area-51 16.0" QHD+ 240Hz, Intel U9-275HX, 64GB Ram, 3 x 4TB SSD, NVIDIA GeForce RTX 5080, Windows 11 Pro
Laptop Gaming Alienware Area-51 16.0" QHD+ 240Hz, Intel U9-275HX, 64GB Ram, 3 x 4TB SSD, NVIDIA GeForce RTX 5080, Windows 11 Pro Gaming Notebook
Laptop Gaming Alienware 16 Area-51 AA16250, 16.0" QHD+ 240Hz 3ms 100% DCI-P3 500 nit, ComfortView+, NVIDIA G-SYNC + Advanced Optimus, 4K Camera, Intel(R) Core Ultra 9 processor 275HX (24-Core, 36MB...
33.052 10 RON
Adauga in cos
Laptop Gaming Alienware Area-51 16.0" QHD+ 240Hz, Intel U9-275HX, 64GB Ram, 2 x 2TB SSD, NVIDIA GeForce RTX 5080, Windows 11 Pro
Laptop Gaming Alienware Area-51 16.0" QHD+ 240Hz, Intel U9-275HX, 64GB Ram, 2 x 2TB SSD, NVIDIA GeForce RTX 5080, Windows 11 Pro Gaming Notebook
Laptop Gaming Alienware 16 Area-51 AA16250, 16.0" QHD+ 240Hz 3ms 100% DCI-P3 500 nit, ComfortView+, NVIDIA G-SYNC + Advanced Optimus, 4K Camera, Intel(R) Core Ultra 9 processor 275HX (24-Core, 36MB...
27.807 67 RON
Adauga in cos
Laptop Gaming Alienware M18 R2 18" QHD+ 165Hz, Intel i9-14900HX, 64GB Ram, 2X2TB SSD, NVIDIA GeForce RTX 4090, Windows 11 Pro
Laptop Gaming Alienware M18 R2 18" QHD+ 165Hz, Intel i9-14900HX, 64GB Ram, 2X2TB SSD, NVIDIA GeForce RTX 4090, Windows 11 Pro Gaming Notebook
Laptop Gaming Alienware M18 R2, 18" QHD+ (2560 x 1600) 165Hz, 3ms, ComfortView Plus, NVIDIA G-SYNC + DDS, 100% DCI-P3, FHD IR Camera, Dark Metallic Moon (Anodized AL), 14th Gen Intel Core i9 14900HX...
29.035 78 RON
Adauga in cos
Laptop Acer Gaming Nitro V16 ANV16-71-77U1, 16 inches (40.64 cm), WQXGA 180Hz IPS Display with 100% sRGB (matt), 2.560 x 1.600, 16:10, Intel® Core™ i7-14650HX Processor, 2.2 GHz base clock (Up to 5.2 GHz max. performance clock rate), 30 MB Intel® Smart
Laptop Acer Gaming Nitro V16 ANV16-71-77U1, 16 inches (40.64 cm), WQXGA 180Hz IPS Display with 100% sRGB (matt), 2.560 x 1.600, 16:10, Intel® Core™ i7-14650HX Processor, 2.2 GHz base clock (Up to 5.2 GHz max. performance clock rate), 30 MB Intel® Smart Gaming Notebook
Laptop Acer Gaming Nitro V16 ANV16-71-77U1, 16 inches (40.64 cm), WQXGA 180Hz IPS Display with 100% sRGB (matt), 2.560 x 1.600, 16:10, Intel® Core™ i7-14650HX Processor, 2.2 GHz base clock (Up to 5.2...
6.684 59 RON
Adauga in cos
Laptop Acer Gaming Predator Helios Neo 16 AI PHN16-73-96K0, 16 inch (40.46 cm), WQXGA IPS 240 Hz display with LED backlight (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock (Up to 5.4 GHz max. performance clock
Laptop Acer Gaming Predator Helios Neo 16 AI PHN16-73-96K0, 16 inch (40.46 cm), WQXGA IPS 240 Hz display with LED backlight (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock (Up to 5.4 GHz max. performance clock Gaming Notebook
Laptop Acer Gaming Predator Helios Neo 16 AI PHN16-73-96K0, 16 inch (40.46 cm), WQXGA IPS 240 Hz display with LED backlight (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1...
13.197 82 RON
Adauga in cos
Laptop Acer Gaming Predator Helios 18 AI PH18-73-90KW, 18 Inch (45.72 cm), WQXGA Mini LED 250Hz IPS Display (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock (Up to 5.4 GHz max. performance clock rate), 36 MB, 8
Laptop Acer Gaming Predator Helios 18 AI PH18-73-90KW, 18 Inch (45.72 cm), WQXGA Mini LED 250Hz IPS Display (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock (Up to 5.4 GHz max. performance clock rate), 36 MB, 8 Gaming Notebook
Laptop Acer Gaming Predator Helios 18 AI PH18-73-90KW, 18 Inch (45.72 cm), WQXGA Mini LED 250Hz IPS Display (non-glare), 2560 x 1600, 16:10, Intel® Core™ Ultra 9 Processor 275HX, 2.1 GHz base clock...
22.982 39 RON
Adauga in cos
Laptop Acer Gaming Nitro V16 AI ANV16-61-R7A2, 16 inches (40.64 cm), Acer ComfyView™ WUXGA IPS 165Hz Display mit LED-Backlight (non-glare), 1920 x 1200, 16:10, AMD Ryzen™ AI 5 340 Processor, 2.0 GHz base clock (Up to 4.8 GHz max. performance clock rate),
Laptop Acer Gaming Nitro V16 AI ANV16-61-R7A2, 16 inches (40.64 cm), Acer ComfyView™ WUXGA IPS 165Hz Display mit LED-Backlight (non-glare), 1920 x 1200, 16:10, AMD Ryzen™ AI 5 340 Processor, 2.0 GHz base clock (Up to 4.8 GHz max. performance clock rate), Gaming Notebook
Laptop Acer Gaming Nitro V16 AI ANV16-61-R7A2, 16 inches (40.64 cm), Acer ComfyView™ WUXGA IPS 165Hz Display mit LED-Backlight (non-glare), 1920 x 1200, 16:10, AMD Ryzen™ AI 5 340 Processor, 2.0 GHz...
5.836 55 RON
Adauga in cos
Laptop Acer Gaming Nitro V16 AI ANV16-61-R4T4, 16 inches (40.64 cm), Acer ComfyView™ WUXGA IPS 165Hz Display mit LED-Backlight (non-glare), 1920 x 1200, 16:10, AMD Ryzen™ AI 5 340 Processor, 2.0 GHz base clock (Up to 4.8 GHz max. performance clock rate),
Laptop Acer Gaming Nitro V16 AI ANV16-61-R4T4, 16 inches (40.64 cm), Acer ComfyView™ WUXGA IPS 165Hz Display mit LED-Backlight (non-glare), 1920 x 1200, 16:10, AMD Ryzen™ AI 5 340 Processor, 2.0 GHz base clock (Up to 4.8 GHz max. performance clock rate), Gaming Notebook
Laptop Acer Gaming Nitro V16 AI ANV16-61-R4T4, 16 inches (40.64 cm), Acer ComfyView™ WUXGA IPS 165Hz Display mit LED-Backlight (non-glare), 1920 x 1200, 16:10, AMD Ryzen™ AI 5 340 Processor, 2.0 GHz...
6.048 56 RON
Adauga in cos
Laptop Acer Gaming Nitro V16 AI ANV16-61-R221, 16 inches (40.64 cm), Acer ComfyView™ WUXGA IPS 165Hz Display mit LED-Backlight (non-glare), 1920 x 1200, 16:10, AMD Ryzen™AI 7 350 processor, 2.0 GHz base clock (Up to 5.0 GHz max. performance clock rate),
Laptop Acer Gaming Nitro V16 AI ANV16-61-R221, 16 inches (40.64 cm), Acer ComfyView™ WUXGA IPS 165Hz Display mit LED-Backlight (non-glare), 1920 x 1200, 16:10, AMD Ryzen™AI 7 350 processor, 2.0 GHz base clock (Up to 5.0 GHz max. performance clock rate), Gaming Notebook
Laptop Acer Gaming Nitro V16 AI ANV16-61-R221, 16 inches (40.64 cm), Acer ComfyView™ WUXGA IPS 165Hz Display mit LED-Backlight (non-glare), 1920 x 1200, 16:10, AMD Ryzen™AI 7 350 processor, 2.0 GHz...
6.260 57 RON
Adauga in cos