-
12U Wall Mount Server Rack WM6612 600*600mm Network Cabinet Horizontal PA System Fire Alarm CCTV Security System DVR NVR Fiber Optics Network Switch UPS
$298.00CHOICE Brand and SGCCTV Brand are Singapore IPOS Trade Mark Registered. Widely deployed in Shopping Malls, Residential, Commercial, Office, Warehouse. Compatible with ALL DVR & NVR ONVIF protocols. Great Technical…
-
18U Server Rack AS6618(600*600mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System
$862.5018U Server Rack AS6618(600*600mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System This 18U Floor Standing Server Rack AS6618 is the solid floor standing server rack.. It is…
-
22U Server Rack AS6622(600*600mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System
$1160.0022U Server Rack AS6622(600*600mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System This 22U Floor Standing Server Rack AS6622 is the solid floor standing server rack.. It is…
-
27U Server Rack AS6827(600*800mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System
$1125.0027U Server Rack AS6827(600*800mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System This 27U Floor Standing Server Rack AS6827 is the solid floor standing server rack.. It is…
-
32U Server Rack AS6632(600*600mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System
$1087.5032U Server Rack AS6632(600*600mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System This 32U Floor Standing Server Rack AS6632 is the solid floor standing server rack.. It is…
-
42U Server Rack AS6842 (600*800mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System
$1437.5042U Server Rack AS6842 (600*800mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System standing server rack CCTV XVR DVR NVR Server Rack AC Power CHOICECYCLE CCTV offer the best…
-
6U Server Rack WM6406 Wall Mount POE SWITCH CCTV DVR NVR MONITOR ROUTER MODEM Protect Damage No messy No Dust Power and Network Connections
$188.00CHOICE Brand and SGCCTV Brand are Singapore IPOS Trade Mark Registered. Widely deployed in Shopping Malls, Residential, Commercial, Office, Warehouse. Compatible with ALL DVR & NVR ONVIF protocols. Great Technical…
-
6U Wall Mount Server Rack WM6606 (600*600mm) Network Cabinet Horizontal PA System Fire Alarm CCTV Security System DVR NVR Fiber Optics Network Switch UPS
$188.00CHOICE Brand and SGCCTV Brand are Singapore IPOS Trade Mark Registered. Widely deployed in Shopping Malls, Residential, Commercial, Office, Warehouse. Compatible with ALL DVR & NVR ONVIF protocols. Great Technical…
-
9U Server Rack WM6409(600*450mm) Horizontal Wall Mount PA System Fire Alarm CCTV Security System
$237.509U Server Rack WM6409(600*450mm) Horizontal Wall Mount PA System Fire Alarm CCTV Security System This 9U Wall Mount Server Rack WM6409 can be either wall-mounted or self standing. It is…
-
9U Wall Mount Server Rack WM6609 (600*600mm) Network Cabinet Horizontal PA System Fire Alarm CCTV Security System DVR NVR Fiber Optics Network Switch UPS
$218.00CHOICE Brand and SGCCTV Brand are Singapore IPOS Trade Mark Registered. Widely deployed in Shopping Malls, Residential, Commercial, Office, Warehouse. Compatible with ALL DVR & NVR ONVIF protocols. Great Technical…
-
Cat6 Network Cable DH-PFM920I-6UN-C PFM920I-6U-C Dahua UTP 4-pair Purity Copper IP POE Switch Server Rack CCTV Cable IP Camera Singtel M1 Starhub Network
$160.00DAHUA SINGAPORE OFFICIAL PARTNER FULL RANGE Supply and Maintenance DAHUA CCTV IP Cameras, NVR, Turbo HD TVI Cameras, DVR, PTZ Cameras, Access Control System, Video Intercom. Sim Lim Square 02-81…
-
CCTV Coaxial Power Cable RG59 Outdoor PE Siamese Cable UV Resistant High-Purity Copper Server Rack Cheapest CCTV DVR NVR Shop CCTV Cable Price Shop Supplier
$6.00CHOICE Brand and SGCCTV Brand are Singapore IPOS Trade Mark Registered. Widely deployed in Shopping Malls, Residential, Commercial, Office, Warehouse. Compatible with ALL DVR & NVR ONVIF protocols. Great Technical…
-
Ethernet Network Cable Connectors RJ45 CAT6 Pass-Through Connectors 15μ Gold Plated 8P8C Modular Ethernet Network Cable Plug End for Cat6 Cat5e
$0.08CHOICE Brand and SGCCTV Brand are Singapore IPOS Trade Mark Registered. Widely deployed in Shopping Malls, Residential, Commercial, Office, Warehouse. Compatible with ALL DVR & NVR ONVIF protocols. Great Technical…
-
Lift Travelling Cable Cat6 Factory Direct Best Price Property Management Facility Management Lifts Maintenance Elevator Servicing Dual Galvanized Steel-Wire
Save53.4%Save $800.00Only$698.00 $698.00CHOICE Brand and SGCCTV Brand are Singapore IPOS Trade Mark Registered. Widely deployed in Shopping Malls, Residential, Commercial, Office, Warehouse. Compatible with ALL DVR & NVR ONVIF protocols. Great Technical…
-
Professional Server Rack Singapore AS6618 (600_600mm)
Save47.2%Save $608.00Only$680.00 $680.00Professional Server Rack Singapore AS6618 (600_600mm) @$680* with Purchased of Hikvision Dahua Choice AIPHONE products aboe $1500.00 Standard 19” Server Rack; Vented mesh front and rear doors with handle locks…
Body Temperature Hikvision DS-2TD2617B-6 Human Fever Screening Covid19 Coronavirus Temperature Screening Thermographic Bullet Camera 
Coaxial Video Ground Loop Isolator | CCTV Ground Isolator | Ground Loop Isolator | BNC Video Ground Loop Isolator 
EBELCO in-swing Door ZL-600 Door Control Access Control Door Repair Service EM Lock Door Access Entrance Door Digital Lock 
NTSC MINI SQUARE CAMERA 
Spy CCTV | Mini camera | Square camera | tiny camera | Cube camera 
HIKVISION Virtual Patrolling HikCentral Reguard Digital Guard Monitoring System Increase Productivity and Revenue Virtual Guard Reduce Manpower Expenses 
Server Rack Fan Reduce Heat Protect Server CCTV DVR NVR Cabinet Exhaust Fan Cabinet Cooling Fan Network Switch Durable Fans price list cabinet fans for sale 
Hikvision CCTV Camera DS-2CE5AD0T-VPIT3F Varifocal DOME EXIR 2MP Night Vision 1080P Smart IR 40M IP66 
CCTV DVR Hikvision DS-7216HQHI-K1 Repair and Replace CCTV DVR 16ch 1080p 1U H.265 Pro DVR VGA HDMI 4K Network Mobile APP Hik-Connect P2P AcuSense 
EZVIZ Wire-Free Doorbell DP2C Kit Door Camera Home Delivery Stranger Harassment Family Safety Crime Prevention Public Awareness Improving CCTV surveillance 
Dahua PTZ Camera SD49225GB-HNR DH-SD49225T-HN Network Camera 2MP H.265+ ONVIF 25x Starlight IR AI PTZ 360 Pan Tilt Zoom Outdoor IP66 IR 100m Perimeter Face detection 
Auto Follow Zoom Microphone Live Stream Camera Hikvision DS-U102 Great for Schools Educators Proposal & Presentation live stream with All Meeting Platform 
IP POE Switch Singapore SF18P-LM | 16-Port 10/100Mbps+2 Gigabit Uplink PoE Switch 
Cheapest UPS Uninterruptible Power Supply CCUPS12V3A Backup Power Supply CCTV Camera Door Access Built-in 5A Battery Protect Against Power Surge and Failure 
HIKVISION DS-2CD2043G0-I4 MP IR Fixed Bullet Network Camera 
Choice UPS UA120-1.2KVA/720W | UA Series 0.4~2kVA 1:1phase PF :0.6 
WISENET 4CH 8MP NVR XRN-420S South Korea Samsung HANWHA Techwin Military Sensitive Office Home Mall Government Agency Non-China CCTV Camera Security System 
Body Worn Camera CCBWCY2 Live Streaming Body Camera Recording System Direct Factory Best Price 13MP Video Touch Screen Digital Evidence Management Solutions IP68 Waterproof H.265 42MP Photo 125 degree 4G LTE 
Solar-Powered CCTV KIT/DH-PFM364L-D1/DH-IPC-HFW4230MP-4G-AS-I2/DH-PFB121W Sim Card Security Camera Solar CCTV Surveillance 4G LTE 1080P Solar Monitoring Camera Rechargeable Waterproof IP Camera 
Cheapest Assured! WESTERN DIGITAL PURPLE SURVEILLANCE HARD DISK 8TB 
Hikvision CCTV Camera DS-2CD1123G0-I 2MP NETWORK Dome Camera Night Vision 1080P Smart IR IP67 H265+ 
Hikvision Wide Angle DS-2CD2345G0P-I 4MP 2K 180 degree Hik-Connect iVMS4500 CCTV Camera SD Card Storage Face Detection 
IP CAMERA Hikvision Q1 CCTV Manufacturer Hik-Connect iVMS4500 WIFI Camera Pan Tilt 360 Wireless CCTV Camera SD Card Storage Full HD 1080P 
Face Recognition Hikvision DS-K1T604MF Facial Recognition Terminal Access Control Time Attendance Contactless Reader Office Shop Store Door Access Lock 
24v to 12v DC CONVERTER 
USB Webcam B1-108P Full HD 1080P Zoom Skype Google Meet Duo Microsoft Teams Cisco Webex FaceTime Conference Live Webinar Learning Business 
Hikvision 4MP DOME DS-2CD1143G0-I DS-2CD1343G2-I Network Camera 2560×1440 Smart IR IP67 iVMS-4200 Hik-Connect Hikvision Partner Pro HPP Remote Maintenance 
WIFI BRIDGE CCWB108 ELEVATOR CCTV FACTORY Port Ship Vessel ASRS Camera Wireless 2.4Ghz 5.8Ghz POE MCST Managing Agent CCTV Contractors Lift Cabin Motor Room 
IP POE Camera CC4BA Audio Bullet Camera Power Over Ethernet POE Extender Reset Password Factory Default Cheap Price List Mobile app configuration 
DAHUA Video Intercom DHI-VTH5221DW-S2 NIGHT VISION Touch Screen IP CCTV Security Monitor 14 Zones Wireless Alarm MINISTRY AGENCY CCTV MAINTENANCE HOSPITAL SCHOOL CAMERA INSTALLATION DAHUA CCTV AUTHORISED AGENT (Copy) 
Body Temperature Hikvision DS-2TP31B-3AUF Measurement Camera Handheld Thermal Scanner Gun 
Digital Door Viewer CC81DV Peephole Door Camera Doorbell 2.8-inch LCD Screen Night Vision Photo Shooting Digital Door Monitoring for Home Security 
NVR 16CH 16POE to 12MP NO HDD 
IKLAS ELITE Key Management System Electronic Key Management System Property Management Companies Key Management Server Supply Install Software Download Price Quotation Touchscreen Panel 
EZVIZ 360° View Camera CS-CV248-A3-32WMFR 
Trail Camera Trap CCM16 Conservation Research Nation Park Wildlife Hunting Trail Camera Motion Activated IP68 Waterproof Outdoor Infrared Night Vision Hunting Scouting Camera 
CHEAPEST ASSURED! WESTERN DIGITAL PURPLE SURVEILLANCE HARD DISK 1TB 
CCTV Singapore Isolator UTP 
EZVIZ Outdoor Smart Wi-Fi Camera C4W 
Body Worn Camera CCBWV8GPS 5MP H.265 2560X1440 45M WDR Video Protected Leakage Format Digital Evidence Management System DEMS Software Ambarella A7LA50 GPS 
CCTV NVR Hikvision DS-7732NXI-K4 iDS-7732NXI-I4X Repair Replace CCTV NVR 32ch H.265+ 4K 12MP 40TB NVR VGA HDMI Face Recognition People Counting Heat Map 
HIKVISION IP INTERCOM DS-KH6320-WTE1 Video Intercom Indoor Station Mobile APP Video Intercom 2-Wire Door Station DS-KD8003-IME1 DS-KD-DIS Keypad DS-KD-KP 
42U Server Rack AS6842 (600*800mm) Vertical Wall Mount PA System Fire Alarm CCTV Security System 
Elevator Contactless Sensor COP65R12V All Brands of Elevators and Lifts Touchless Infrared Sensor Trace Together Living with COVID-19 
Solar-Powered CCTV Ezviz EB8-4G C8C 4MP 4G LTE Pan-Tilt Cloud Storage Active Defense AI Powered Colour Night Vision Solar Monitoring Surveillance IP Camera 
EZVIZ Wi-Fi Video Doorbell DB1C 
Wireless Alarm System PSTN A11 INTRUDER ALARM SYSTEM HOME OFFICE REAL-TIME PROTECTION SHOP STORE WAREHOUSE FACTORY WIRE WIRELESS ALARM SYSTEM INSTALLATION 
DVR NVR SPECIAL OFFER Repair Replace CCTV Recorder Pricelist Sim Lim Square Hikvision Dahua Choice UNV Analog Digital Video Recorder Security Network Video Recorder 
Kioxia EXCERIA 2.5" 240 GB Serial ATA III TLC LTC10Z240GG8 
SMOKE DETECTOR CC-SD142 
CCTV Cable Video Balun 8MP CAT5 CAT6 Data Transmitter Save Cost Stay Competitive Reliable Quality Sim Lim Square CCTV Shop 02-81 7 days a week operation 
HIKVISION CCTV Camera Singapore DIY Package for 6 Full HD Camera Installation service for CCTV camera CCTV Promotion Package CCTV Camera Installation 
KVM Switch 8-Port 19" LED Budget Economy Docking Station VGA 1U Rack-Mount Button Hotkeys OSD Control 8 Computers and Servers Server Rack IT Server Room 
CCTV Camera DAHUA DH-IPC-EW5541-AS POE Network Fisheye Camera 5MP H.265+ 360 degree WizMind IR Perimeter Protection People Counting Intelligent Search MIC 
HIKVISION CCTV CAMERA BRACKET DS-1260ZJ DOME BRACKET DS-1280ZJ-S POLE-MOUNT DS-1275ZJ-S-SUS DS-1604ZJ WALL-MOUNT CEILING-MOUNT DS-1663ZJ CCTV Junction Box 
Hikvision Network Speed Dome DS-2DE2A204IW-DE3 Full HD 4X Powered by DarkFighter Smart IR 
Hikvision Industry Monitor DS-D6065UN 65" Marketing and Publicity Purpose Heavy Duty Commercial TV Content Management System Commercial Security LED TV 
WISENET 4MP CCTV DOME QND-7012R South Korea Samsung HANWHA Techwin Military Sensitive Office Home Mall Government Agency China CCTV Camera Security System 
CCTV BNC Isolator CCTV Video Distortion Interference Coaxial Video Ground Loop Isolator Balun BNC Male to Female Hikvision Dahua AHD CVBS 
CCTV Combiner Coaxial Cable CCTV Multiple Camera Over Single Coaxial RG59 Coaxial Multiplexer Video Modulator CCTV Video Multiplexers Multi-Camera Merger 
AIPHONE Video Intercom JFS-2AEDF Intercom Repair and Service Intercom Installation and Maintenance Home Office Warehouse Intercom 
Hikvision CCTV IP Camera DS-2CD1643G0-IZ BULLET 4MPNight Vision 1080P Smart IR IP67 
DOOR ACCESS SYSTEM Singapore DA188 
Body Worn Camera CCBW1W 95g Lite Weight Police Body Worn WIFI Live Stream Security Enforcement Public Harassment Video Evidence Mobile Camera School Security 
Certis Reader 8800 Series Mifare Proximity RFID Reader Certis Cisco Security Repair Replace Upgrade CCTV Camera Singapore Repair Replace CCTV Camera Analog 
IP CAMERA C6CN TY2 EZVIZ Wireless Pan Tilt 360 CCTV Camera SD Card Cloud Storage Full HD 1080P 
Mesh Router RG-EW1200G Seamless Roaming Cloud App Mix N Match Dual Band Gigabit Wireless Router No Buffering Higher Speed Sim Lim Square 
EZVIZ Wireless NVR X5C 
Body Worn Camera CCBWCX5B Police Body Worn Cheapest Top 10 Best Body Cameras 4MP Video 40MP Photo Super long 13~15 hours WIFI SSID GPS Location Electronic Image Stabilization EIS 电子防抖 
Ruijie Cloud Managed PoE Switch RG-ES205GC-P 
AIPHONE Video Intercom JKS-1AED Intercom Repair and Service Intercom Installation and Maintenance Home Office Warehouse Intercom Japan Technology Manufacture 
Elevator Contactless Demo COP65SA1DK Touchless Lifts Button COVID Infection Contamination Transmission Living with COVID-19 
Security Alarm Management Services 24-Hours Intrusion Alarm Monitoring Services 24 hours Monitoring and Operator Services Incident Management and Documentation CCTV recording Data Storage Facilities 
DAHUA ANPR Camera DHI-ITC215-PW4I-IRLZF27135 Embedded with LPR algorithm Motorized lens ANPR 3-8meter Vehicle License Plate Recognition Vehicle size color detection 2MP Full HD AI Access 
Best Micro SD Cards for Security Camera Body Worn Camera Hobby Camera Drone Car Dash Camera Smart Phone Notebook Full HD 1080P 4K Resolution Japan Kioxia EXCERIA Plus 
METAL DETECTOR GATE MD800W 33 ZONE SENSORS IP65 7" LCD SCREEN PROGRAMMING 15 PRESET SECURITY SCENARIO PRISON AIRPORT IMMIGRATION SCHOOL NIGHT CLUB BANK SECURITY ENTRANCE STOP VIOLENT HIGH SPEED (Copy) (Copy) 
Metal Detector Gate MD500 Hidden Weapon Knife Axe Arms Use-in Prison Airport Immigration School Night Club Bank Security Entrance Stop Violent 
AWG CCTV Cable, CCTV Cable, CCTV Cable, Video Cable 
Door Camera Singapore 2 way Audio 
ZKTeco Access Control Atlas-100 Door Controller Box Access Control System Biometric Door Access System Security and Access Control Web Base Application 
HIKVISION DS-7608NI-Q2/8P CCTV Recorder NVR 
Sim Lim Price DS-2CE76D0T-EXIMF Installation Company Office Shop School Warehouse Factory Home Hikvision Camera CCTV SYSTEM Security Camera Repair Replace 
AIPHONE Video Intercom JFS-1ADV Home Office Warehouse Intercom Japan Technology Manufacture Covid Omicron Safe Distancing 
DAHUA Drone Thermal Camera DHI-UAV-V3300 Industrial Integrated Gimbal Stabilizer Thermal Zoom DHI-UAV-G20T-30X35 DRONE ROBOTICS VIDEO ANALYTICS EQUIPMENT 
Ruijie Wireless Access Point RG-AP180 Access Points Singapore Access Point vs Router Networking & WiFi Best Wi-Fi 6 Access Points Huawei TP-link D-Link WAP 
CCTV HOUSING BLOWER 
UNV 2MP Vandal-resistant Dome Camera IPC322CR3-VSPF28(40)-A 
HIKVISION Facial Recognition DS-K1T321MFWX Most Economy Face Access Fingerprint RFID Password WIFI AP Mode PC Web Mobile APP Cheap Low Cost Time Attendance 
ZKTeco Access Control Atlas-200 Door Controller Box Access Control System Biometric Door Access System Security and Access Control Web Base Application 
DOCK STATION CHARGING CCJDS3 8 Ports BODY WORN CAMERA POLICE BODY WORN DIGITAL EVIDENCE MANAGEMENT SYSTEM DEMS SOFTWARE PRODUCTIVITY NO MESSY CABLING 
Fire Detection DAHUA DH-TPC-BF1241 WizSense Thermal Network Camera Hot Spot Trace Smoking Detection DH-TPC-SD2221 TPC-DF1241 
Wireless Tour-Guide System CC81ATG02 150m Range 90 Hours Guiding Simultaneous Translation Museum Conference Meeting Religious Prayer 
Mobile Portable Hidden CCTV Camera for Private Investigator Police Officer with Video and Audio Cloud and SD card storage Mobile Phone Viewable. Power by AC socket or Power bank. Hide in Shoes Box Dolls Tissue Box Hand bags Carton Box Unit Signage. 
Wireless Wifi Panoramic Camera, Light, IP Camera 
AC-DC Adapter 22V 818mA 3 Pin UK Power Supply PSU 
CCTV Systems One-Camera Package Hikvision Dahua CCTV Singapore DIY Package Full HD Camera Repair & Replace Best Price Most Competitive Home Security Office CCTV 
HIKVISION 24-Port Gigabit Switch DS-3E1526P-SI SMART POE SWITCH 24+2 Fiber Optical PoE Watchdog Detect Restart Camera Long Range 300m Surge Protected 6KV 
Camera bracket CC-302 
CCTV Microphone, Camera Mic, Microphone, Camera Audio, CCTV Sound 
HDD PROMOTION Hard disk Format Pricelist Sim Lim Square Western Digital Seagate Skyhawk Toshiba Hitachi CCTV DVR NVR 24×7 CCTV Storage Calculator Surveillance Hard Disk 5400RPM 7200RPM FULL FRAME 4K 
HIKVISION DS-U02 USB WEBCAM ZOOM MEETINGS 
60W Gigabit PoE Injector UTP7201GE-PSE60 
Solar-Powered CCTV DH-SD6C3432XB-HNR-AGQ-PV 4MP 32X Optical PTZ KIT DH-PFM378-B125-CB DH-PFB301C PFA111 4GLTE Solar CCTV Sim Card Security Camera Solar CCTV Surveillance 4G LTE Solar Monitoring Camera Rechargeable Waterproof IP Camera 
VIDEO INTERCOM AIPHONE JO-DA JO-1MD Intercom Repair and Service Intercom Installation and Maintenance SINGAPORE INTERCOM HOME OFFICE SHOP HOUSE WARE HOUSE FACTORY SCHOOL CONDO APARTMENT 
POE NVR 4POE4 8POE8 Network Video Recorder Digital Video Recorder Power Over Ethernet Reset Password Factory Default Cheap Price list Online Shopping Xmeye app Configuration 
CCTV HOUSING BOX CAMERA HOUSING WEATHERPROOF HOUSING 912M 
9 PORT GIGABIT RUJIE RG-ES209GC-P Smart POE Switch Cloud Managed PoE Switch 9 Gigabit RJ45 Ports 1000base-t Gigabit POE Smart Switch Sim Lim Square POE Switch Cheapest POE switch for Cameras 
Handheld CCTV Camera Tester IPCX4 Troubleshooting Service Repair CCTV Camera Price in Singapore For IP Camera Analog Camera Video Loss No Video No Display 
HIKVISION Professional Alarm DS-PHA64-LP KeyPad DS-PK-L Motion Detector DS-PDP18-EG2 Magnetic Contacts DS-PD1-MC-MS Wire Alarm Promotion Home Office Store 
ZKTeco Access Control Panel Atlas-400 Door Controller Box Access Control System Biometric Door Access System Security Access Control Web Base Application 
CCTV Systems 2-Camera Package Hikvision Dahua CCTV Singapore DIY Package Full HD Camera Repair & Replace Best Price Most Competitive Home Security Office CCTV 
DAHUA CCTV Camera DH-HAC-B2A21P Night Vision Outdoor Bullet Camera DMSS Smart PSS idmss gdmss Ministry Agency CCTV Maintenance Hospital School CCTV Camera 
Guard Tour Patrol CC-101Z Software Download Guard Patrol Monitoring Security Guard Patrol System How to Keep Estate Safe Oversee patrol routes activities Ensure Guards On Time Real Time Location Tracking 
CCTV NVR Hikvision DS-7608NI-Q1/8P DS-7608NI-Q1-8P Repair Replace CCTV NVR 8ch H.265 NVR VGA HDMI 4K Web Access Network Mobile APP Hik-Connect P2P AcuSense 
Hikvision 2MP Bullet Camera DS-2CE16D0T-ITFS Full HD 1080P Audio Night Vision Weatherproof Most Economy and Budget Affordable CCTV Camera Service and Repair 
CCTV PCB Board from 700TVL to 12 Mega Pixel