Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot
Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot


$18.99 Buy It Now or Best Offer
free,30-Day Returns





Seller Store usacompua-corp
(9907) 100.0%,

Location: Miami, Florida
Ships to: US,
Item: 256714426393

Return shipping will be paid by:Seller
All returns accepted:Returns Accepted
Item must be returned within:30 Days
Refund will be given as:Money back or replacement (buyer’s choice)
Items Included:NVR, Camera
MPN:DS-9664NI-M8,DS-2CD1057G0-LUF 2.8mm
Smart Home Compatibility:IFTTT
Max. Image Resolution:3840 × 2160
Unit Type:Unit
Number of Channels:64
Number of Zones:1
Manufacturer Warranty:3 Years
On-board storage:Built-in Micro SD/SDHC/SDXC slot, up to 128 GB
Features:Line Crossing Detection,Intrusion Detection,Face Detection,E-mail Alerts,Power over Ethernet (PoE),Weatherproof,ACUSENSE,2.8MM,BUILT IN AUDIO,ColorVu
Storage Capacity:80TB (NO HARD DISK INCLUDED)
Unit Quantity:1
SATA:8 SATA interfaces for 8 HDDs
System Compatibility:ONVIF (Profile S, Profile G), ISAPI
Surveillance Technology:IP/Network
Video Compression:H.265+/H.265/H.264+/H.264/MJPEG
Number of Cameras Included:up to 64 cameras optional
IR Range:Up to 30m
Color:White
Color Mode:ColorVu
Hikvision:Hikvision
Type:Bullet
Maximum Resolution:8mp
Weather Proof:IP67
Alarm:1 input, 1 output (max. 12 VDC, 30 mA), terminal b
Image Sensor:1/2.5″ Progressive Scan CMOS
DS-9664NI-M8 DS-2CD1057G0-LUF 2.8mm:DS-9664NI-M8 DS-2CD1057G0-LUF 2.8mm
Camera Technology:ip/ network
Connectivity:HDMI Standard, Wired
Lens:2.8mm
Country/Region of Manufacture:China
Smart Home Protocol:Infrared
Power:350 W
Recognition:heat map, ANPR, and people counting,Smart & POS Function
Operating Sound Rating:100 dB
Location:Indoor/Outdoor
Resolution:8 Megapixels

\Hikvision 64CH Security System kit 5MP Turret IP Camera DS-2CD1357G0-LUF H.265 ULTRA SERIES NVR HARD DISK IS NOT INCLUDED SOLD SEPARATELY (UL) LISTED AUTHORIZED TO USE AND DISTRIBUTION IN USA DS-964NI-M8 32MP 64-ch 2U 4K NVRUp to 64-ch IP camera inputsUp to 2-ch@32 MP/2-ch@24 MP/4-ch@12 MP/8-ch@8 MP/16-ch@4 MP/32-ch@1080p decoding capacityUp to 400 Mbps incoming bandwidth and 400 Mbps outgoing bandwidth2 HDMI (different source) and 2 VGA (different source) interfaces, 8K or dual 4K video outputsSupports special cameras, including people counting camera, ANPR (automatic number plate recognition) camera, and fisheye cameraAdvanced streaming technology enables smooth live view in poor network conditionsSupports RAID 0, 1, 5, 6, 10 and N+M hot spare for even more reliable data storage, effectively avoids data loss risksVideo And AudioIP Video Input64-chIncoming Bandwidth400 MbpsOutgoing Bandwidth400 MbpsHDMI 1 Output8K (7680 × 4320)/30 Hz, 4K (3840 × 2160)/60 Hz, 4K (3840 × 2160)/30 Hz, 2K (2560 × 1440)/60 Hz, 1920 × 1080/60 Hz, 1600 × 1200/60 Hz, 1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 HzHDMI 2 Output4K (3840 × 2160)/60 Hz, 4K (3840 × 2160)/30 Hz, 2K (2560 × 1440)/60 Hz, 1920 × 1080/60 Hz, 1600 × 1200/60 Hz, 1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 Hz*: When HDMI 1 output resolution is 8K, the maximum HDMI 2 output resolution is 1080p.VGA 1 Output1920 × 1080/60 Hz, 1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 HzVGA 2 Output1920 × 1080/60 Hz, 1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 HzVideo Output ModeHDMI 1 and VGA 1 provide simultaneous video output, and work as the main output;HDMI 2 and VGA 2 provide simultaneous video output, and work as the auxiliary outputCVBS Output1-ch, BNC (1.0 Vp-p, 75 Ω), resolution: PAL: 704 × 576, NTSC: 704 × 480Audio Output2-ch, RCA (Linear, 1 KΩ)Two-Way Audio1-ch, RCA (2.0 Vp-p, 1 KΩ, using the audio input)DecodingDecoding FormatH.265+/H.265/H.264+/H.264Recording Resolution32 MP/24 MP/12 MP/8 MP/7 MP/6 MP/5 MP/4 MP/3 MP/1080p/UXGA/720p/VGA/4CIF/DCIF/2CIF/CIF/QCIFSynchronous Playback16-chDecoding Capability2-ch@32 MP (30 fps) + 2-ch@8 MP (30 fps)/10-ch@8 MP (30 fps)/20-ch@4 MP (30 fps)/40-ch@1080p (30 fps)Audio CompressionG.711ulaw/G.711alaw/G.722/G.726/AAC/MP2L2/PCMNetworkNetwork ProtocolTCP/IP, DHCP, IPv4, IPv6, DNS, DDNS, NTP, RTSP, SADP, SMTP, SNMP, NFS, iSCSI, ISUP, UPnP™, HTTP, HTTPSNetwork Interface2, RJ-45 10/100/1000 Mbps self-adaptive Ethernet interfaceRAIDRAID TypeRAID0, RAID1, RAID5, RAID6, RAID10Auxiliary InterfaceSerial Interface1 RS-485 (full-duplex), 1 RS-232SATA8 SATA interfaces supporting hot-plugESATA1 eSATA interfaceCapacityUp to 16 TB capacity for each diskAlarm In/Out16/9USB InterfaceFront panel: 2 × USB 2.0; Rear panel: 2 × USB 3.0Ctrl 12VControllable 12 VDC, 1 A power output for external alarm device; The power will be turned on when the alarm output is triggered.*: The Ctrl 12V power is controlled by alarm output 9.DC 12V12 VDC, 1 A power outputGeneralPower Supply100 to 240 VAC, 50 to 60 HzConsumption≤ 50 W (without HDD)Working Temperature-10 °C to 55 °C (14 °F to 131 °F)Working Humidity10% to 90%Chassis2U chassisDimension (W × D × H)445 × 465 × 93 mm ( 17.5″× 18.3″ × 3.7″)Weight≤ 10 kg (without HDD, 22 lb.)CertificationObtained CertificationCE, FCCCEEN 55032:2015, EN 61000-3-2, EN 61000-3-3, EN 50130-4DS-2CD1057G0-LUF 2.8mm 5 MP ColorVu Fixed Bullet Network CameraHigh quality imaging with 5 MP resolution24/7 colorful imagingExcellent low-light performanceWater and dust resistant (IP67)Efficient H.265+ compression technologyCameraImage Sensor1/2.7″ Progressive Scan CMOSMax. Resolution2560 × 1920Min. IlluminationColor: 0.001 Lux @ (F1.0, AGC ON),0 Lux with lightShutter Time1/3 s to 1/100,000 sDay & Night24/7 color imagingAngle AdjustmentPan: 0° to 360°,tilt: 0° to 75°,rotate: 0° to 360°LensLens TypeFixed focal lens, 2.8 and 4 mm optionalFocal Length & FOV2.8 mm, horizontal FOV 95°, vertical FOV 70°, diagonal FOV 125°4 mm, horizontal FOV 76°, vertical FOV 57°, diagonal FOV 98°Lens MountM12Iris TypeFixedApertureF1.0Depth Of Field2.8 mm: 2 m to ∞4 mm: 2.7 m to ∞DORIDORI2.8 mm, D: 64 m, O: 25 m, R: 12 m, I: 6 m4 mm, D: 82 m, O: 32 m, R: 16 m, I: 8 mIlluminatorSupplement Light TypeWhite LightSupplement Light RangeUp to 30 mSmart Supplement LightYesVideoMain Stream50 Hz:20 fps (2560 x 1920)25 fps (2560 × 1440, 1920 × 1080, 1280 × 720)60 Hz:20 fps (2560 x 1920)30 fps (2560 × 1440, 1920 × 1080, 1280 × 720)Sub-Stream50 Hz: 25 fps (1280 × 720, 640 × 480, 640 × 360)60 Hz: 30 fps (1280 × 720, 640 × 480, 640 × 360)Video CompressionMain stream: H.265+/H.265/H.264+/H.264,Sub-stream: H.265/H.264/MJPEGVideo Bit Rate32 Kbps to 16 MbpsH.264 TypeBaseline Profile,Main Profile,High ProfileH.265 TypeMain ProfileBit Rate ControlCBR,VBRRegion Of Interest (ROI)1 fixed region(s) for main streamAudioAudio Type-U: Mono soundEnvironment Noise Filtering-U: YesAudio Sampling Rate-U: 8 kHz/16 kHzAudio Compression-U: G.711ulaw/G.711alaw/G.722.1/G.726/MP2L2/PCM/AAC-LCAudio Bit Rate-U: 64 Kbps (G.711 ulaw)/64 Kbps (G.711 alaw)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 160 Kbps (MP2L2)/16 to 64 Kbps (AAC-LC)NetworkProtocolsTCP/IP, ICMP, DHCP, DNS, DDNS, HTTP, HTTPS, RTP, RTSP, NTP, UPnP, IGMP, IPv6, UDP, QoS, Bonjour,FTP,802.1x,SMTPSimultaneous Live ViewUp to 6 channelsAPIOpen Network Video Interface (Profile S, Profile G ((only -U model supports)),ISAPI,SDKUser/HostUp to 32 users3 user levels: administrator, operator, and userSecurityPassword protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, WSSE and digest authentication for Open Network Video Interface, RTP/RTSP over HTTPS,security audit log, TLS 1.2, host authentication (MAC address)ClientiVMS-4200,Hik-ConnectWeb BrowserPlug-in required live view: IE 10, IE 11,Local service: Chrome 57.0+, Firefox 52.0+ImageWide Dynamic Range (WDR)120 dBSNR≥ 52 dBDay/Night SwitchDay,Night,Auto,ScheduleImage EnhancementBLC,HLC,3D DNRImage SettingsRotate mode,saturation,brightness,contrast,sharpness,gain,white balance,adjustable by client software or web browserPrivacy Mask4 programmable polygon privacy masksInterfaceEthernet Interface1 RJ45 10 M/100 M self-adaptive Ethernet portOn-Board Storage-F: Built-in memory card slot, support MicroSD/SDHC/SDXC card, up to 256 GBBuilt-In Microphone-U: YesReset Key-F: YesEventBasic EventMotion detection,video tampering alarm,exceptionLinkageUpload to FTP/memory card (-F), notify surveillance center, send email, trigger recording (-F), trigger captureGeneralPower12 VDC ± 25%, 0.4 A, max. 5 W,Ø5.5 mm coaxial power plug,PoE: 802.3af, Class 3, 36 V to 57 V, 0.2 A to 0.15 A, max. 6.5 WMaterialMetal & PlasticDimensionØ109.9 mm × 103.6 mm (Ø4.3 × 4.1\”)”Package Dimension150 mm × 150 mm × 141 mm (5.9″ × 5.9″ × 5.6″)Weight-L: Approx. 390 g (0.9 lb) -LUF: Approx. 410 g (0.9 lb)With Package Weight-L: Approx. 630 g (1.4 lb) -LUF: Approx. 650 g (1.4 lb)Storage Conditions-30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing)Startup And Operating Conditions-30 °C to 60 °C (-22 °F to 140 °F). Humidity 95% or less (non-condensing)LanguageEnglish, UkranianGeneral FunctionHeartbeat,anti-flicker,mirror,password protection,password reset via emailApprovalEMCFCC: 47 CFR Part 15, Subpart B,CE-EMC: EN 55032: 2015, EN 61000-3-2:2019, EN 61000-3-3: 2013+A1:2019, EN 50130-4: 2011 +A1: 2014,RCM: AS/NZS CISPR 32: 2015,KC: KN32: 2015, KN35: 2015SafetyUL: UL 62368-1,CB: IEC 62368-1: 2014+A11,CE-LVD: EN 62368-1: 2014/A11: 2017,BIS: IS 13252 (Part 1): 2010/IEC 60950-1: 2005EnvironmentCE-RoHS: 2011/65/EU,WEEE: 2012/19/EU,Reach: Regulation (EC) No 1907/2006ProtectionIP67: IEC 60529-2013

Frequently Asked Questions About Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot in My Website

volume5bd.com is the best online shopping platform where you can buy Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot from renowned brand(s). volume5bd.com delivers the most unique and largest selection of products from across the world especially from the US, UK and India at best prices and the fastest delivery time.

What are the best-selling Hikvision 64CH Security Camera System 8 SATA NVR 5MP Bullet IP Camera MIC Lot on volume5bd.com?

volume5bd.com helps you to shop online and delivers Nba to your doorstep. The best-selling Nba on volume5bd.com are: NWT Mens LEBRON JAMES Lakers NBA 8” Micro-Mesh Basketball SHORTS-YELLOW-MEDIUM M Nike NBA Los Angeles Lakers City Edition Mens M Hoodie Pullover Fleece White $70 NEW Tervis NBA Boston Celtics Stainless Steel Tumbler 20 ounces RARE Hot/Cold $350 NEW Nike x Ambush NBA Jacket Lakers Jacket Size S Small Women DB1617-121 NEW MICHAEL JORDAN #23 YOUTH L CHICAGO BULLS 1997 NBA JERSEY BASKETBALL Tatum Los Angeles Lakers NBA Basketball Sticker Decal S93 2023-24 Panini Optic NBA Basketball Inserts Complete Your Set Pick Your Card 2021-22 Panini Select BLUE RETAIL BASE Complete Your Set You Pick NBA Card 1-100 NBA Flag 3×5 Banner 2023-24 PANINI NBA 🕸 HAUNTED HOOPS BASE SET (1-200) – YOU PICK 75% OFF New York Knicks Beanie Boys One Size Blue Basketball Winter Hat NBA Orange New Dallas Mavericks YOUTH UnderArmour Performance Tee – New With Tags! Adidas NBA Men’s Athletic 3 Stripe Fusion Blank Jersey, Color Options Milwaukee Basketball Team Buckss Hawaiian Button Down Shirt Unisex Adults S-5XL Luka Doncic #77 BP Dallas MAvericks shirt Sizes Youth-6XL! Fast Ship!! Boston Globe Boston Celtics Championship Tatum Jordan Promo Newspaper 6/21/24 2 PCS Houston Rockets Championship Ring, 🇺🇸 SHIP BACK TO BACK 1994/95 Reversible NBA Team Mascots Bracelet Stretch Bracelet NBA Wristband NEW Steph Curry #30 Youth M Golden State Warriors JERSEY NBA BASKETBALL Edwards MENENDEZ BROTHERS ROOKIE CARD – MARK JACKSON 1990-91 Hoops Basketball Card #205 [924432-020] Mens Air Jordan NBA Golden State Warriors Curry 2018 All Star Tee Oklahoma City Thunder NBA Logo Pin 2024 NBA Finals Champions Boston Celtics 3.25″ x 3.75″ Waterproof Vinyl Sticker Utah Jazz Bella + Canvas Sweatshirt Men’s Dark Gray New Portland Trailblazers MAGNET SCHEDULE 2024-2025 Blazers SGA 2021-22 NBA Hoops Basketball (#1-250) -||- Pick Your Card & Complete Your Set! Jaylen Brown (Boston Celtics) 2024 NBA Champs Bobblehead by FOCO 2024 NBA TEENYMATES COLLECTIBLE ADVENT CALENDAR 24 FIGURES COURT PUZZLE + SANTA! NBA Mitchell & Ness Chicago Bulls Adjustable Snapback Cap Hat NWT $32 Red/Gray Boston Celtics 2024 Jayson Tatum Champion Ring Size 9/11/13 New Era Memphis Grizzlies NBA 59 fifty fitted black hat cap CHICAGO BULLS – CHAMPIONS – LAPEL/HAT PIN – BRAND NEW – NBA-PN-1064-10 GOLDEN STATE WARRIORS STRENGTH IN NUMBERS 2019 PLAYOFFS BLACK NIKE MENS TSHIRT ! New Era 9Fifty Men Women Cap Team Boston Celtics Black Snapback Adjustable Hat Nike Cleveland Cavaliers NBA Basketball Calf Socks Mens 2XL Single Pair Philadelphia 76ers Sixers Shirt Red Phila Unite Playoff Size LARGE SGA Denver Nuggets NBA Basketball 4.5″ x 3″ Logo Sticker (with TM) NWT 76ers James Harden #1 throwback jersey Adult Size S, M, L, XL, 2XL Available Men’s New Era Purple Classic Charlotte Hornets NBA Basketball 59FIFTY Fitted Hat Nwot Men’s Clay THOMPSON Home Blue Jersey Sz M Boston Celtics NBA UNK Women’s SzM Green Short Sleeve V-Neck T-Shirt NWT 8×10 Photo JALEN BRUNSON New York Knicks NBA Basketball All-Star SLAM LA Los Angeles Lakers Go Team One Size Fits Most Purple Gold Lebron AD Socks NBA Nike NBA Lakers Purple Player Issued Calf High Practice Game Socks Size L 8-12 Golden State Warriors Nike Golf Dri-Fit Polo Men’s Dark Blue New Victor Wembanyama Sports Illustrated 2024-25 San Antonio Spurs 8×10 NBA Photo Zipway NBA Men’s New Orleans Pelicans Hoop T-Shirt, Black NBA Oklahoma City Thunder 3D COLOR ALUMINUM AUTO EMBLEM basketball 2024 NBA Finals Patch Embroidered Rare Green Boston Celtics Golden State Warriors 2022 NBA FINALS CHAMPIONS 4″ x 3.25″ Vinyl Sticker New Sacramento Kings Womens Sizes M-L-XL Black Velvet Jacket Hoodie by Touch Adidas NBA Toddler Miami Heat Team Athletic Shorts, Red Outerstuff Cleveland Cavaliers NBA Boys Youth (8-20) Free Throw Shorts, Maroon Lot Of 8 Basketball NBA Logo Iron On Embroidered Patch, Jerry West DALLAS MAVERICKS Big Boys Nba Team Logo Hoodie LONG SLEEVES 2 SIDE POCKETS Outerstuff NBA Youth Girls Dallas Mavericks Pullover Hoodie, Cream New York Knicks NBA Basketball Sticker Decal S61 NBA PLAYERS Silicone Wristband Adjustable Clasp Bracelet Durant Curry Lebron MJ NBA NATIONAL BASKETBALL ASSOCIATION LOGO LAPEL COLLECTOR PIN WINCRAFT Adidas NBA Women’s Indiana Pacers Long Sleeve Tissue Tee, Navy [903988-060] Mens Nike NBA Golden State Warriors The Town Swingman Jersey NBA Antigua Basketball Crew Neck Lightweight Men’s Sweatshirt NWT Pick Team/Size New York Knicks LINED Winter Hat Black Cuffed beanie cap Mens Mitchell & Ness NBA Reload Swingman Short Grizzlies 1998 1980-2000 DALLAS MAVERICKS NBA BASKETBALL VINTAGE 1 7/8″ TEAM LOGO PATCH Dallas Mavericks Fanatics Long Sleeve Shirt Men’s Gray/Heather Used Chicago Bulls Men’s Fanatics Big Tall Shirt 2X,2XLT,3X,4X,5X or 5XLT Men’s 2024 USA Dream Team Lebron #6 James Basketball Jerseys Blue All Stitched PHILIDELPHIA 76ERS PLUS NBA LOGO IRON ON EMBROIDERED PATCHES BASKETBALL Chicago Bulls Snapback Hat Adjustable Fit Cap Camo Free Fast Shipping Nike Miami Heat City Edition Swingman Shorts Men’s NBA 2022/23 NWT Adidas NBA Jersey New York Knicks Kristaps Porzingis Black Alt sz XL Miami Heat Fanatics Short Sleeve Shirt Youth White New NBA Philadelphia 76er’s Bandana Handmade Men’s Mitchell & Ness Pink/Teal NBA San Antonio Spurs On The Block HWC Snapback Chicago Bulls Michael Jordan white 45 basketball Vintage Throwback Jersey TeenyMates NBA 2024 Gift Set Superstar Collector Set Nike NBA Authentic Socks Quip Grip Size M Black/White High Knee PSK658-010 S50 Outerstuff NBA Youth Boys Denver Nuggets Long Sleeve T-Shirt, Grey Mitchell & Ness Off White NBA Brooklyn Nets Natural XL Snapback – OSFA ADIDAS NBA JERSEY PHOENIX SUNS STEVE NASH PURPLE MEN’S XL NBA Boston Celtics Larry Bird Robert Parish Kevin McHale Color 8 X 10 Photo Pic NBA Charlotte Hornets Basketball Long Sleeve Shirt Dark Gray Jordan Size MediumT Boston Celtics Replica 2024, 2008, 1986 NBA Championship Banner Bundle Adidas Swingman 2015-16 NBA Jersey Atlanta Hawks Jeff Teague White Alt sz 2X New Era NBA Memphis Grizzlies Sideline Sport Knit Winter Pom Knit Hat Beanie Cap NEW NBA Dallas Mavericks Curved Brim – Hat Cap Youth Boys Basketball Adj NWT Houston Rockets Retro 3.75″ Iron On Embroidered Patch~ Free Tracking New Era 9Fifty White/White NBA Chicago Bulls Custom Snapback – OSFM Fanatics Minnesota Timberwolves Anthony Edwards #1 Rookie Jersey Youth Medium Unisex Boston Celtics Nike White 2024 NBA Finals Champions Banner T-Shirt Men’s Mitchell & Ness NBA Toronto Raptors Purple/Black Full Zip Fleece 2.0 2023-24 Haunted Hoops NBA Basketball Base RC’S #1-300 Pick Your Card Nike NBA Dri-Fit Wristband LA Lakers Yellow/Purple New Rodman Dennis 75th Anniversary Jersey – Red NWT Toronto Raptors NBA Basketball Snapback Baseball Hat Cap by Mitchell & Ness Los Angeles Lakers NBA Lanyard Keychain & ID Holder NBA – BOSTON CELTICS OVER SIZED HEAD UNCUT KWIKSET PRINTED HOUSE KEY Golden State Warriors Nike Golf Polo Men’s Light Blue New 2023 2024 BOSTON CELTICS PLAYOFFS PARQUET MAGAZINE NBA CHAMPION LARRY BIRD 88 PG Mens Pullover Fleece Hoodie

Leave a Reply

Your email address will not be published. Required fields are marked *