10/26/2016 new driver models for direct download:681
A4tech Rfkbs-21 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for A4tech Rfkbs-21
Certifications for A4tech Rfkbs-21
5 stars for A4tech Rfkbs-21 "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 10/26/2016 Updates

All drivers on are updated on daily basis.

However, a new version of A4tech Rfkbs-21 might have been uploaded since our last site update.

A4tech Rfkbs-21 Driver Download

Windows Compatibility for A4tech Rfkbs-21 driver

A4tech Rfkbs-21 Driver Details:

A4tech Rfkbs-21 File Name:

A4tech Rfkbs-21 Driver Version: 637C4

A4tech Rfkbs-21 ZIP Size: 118.kb

Manufacturer: A4tech

A4tech Rfkbs-21 was fully scanned at: 10/22/2016
Scan Status: driver download scanOK

A4tech Rfkbs-21 special revision for: Windows XP Media Center Edition 2004 64 bit, Windows XP Home Edition N 32 bit, Windows Vista Enterprise (Microsoft Windows NT 6.0.6000.0) 64 bit, Windows XP Media Center Edition 32 bit, Windows XP Media Center Edition 64 bit, Windows 7 Ultimate 32 bit, Windows Vista Home Premium 32 bit, Windows XP Home Edition, for home desktops and laptops 64 bit, Windows 8 Enterprise 64 bit, Windows Vista Home Basic 32 bit, Windows Vista Business 32 bit, Windows 10 64 bit, Windows XP Media Center Edition 2003 64 bit, Windows RT 64 bit

A4tech Rfkbs-21 Download Stats:

Driver Uploaded: 8/20/2016

Direct Downloads: 431
Most Recent Download: 10/24/2016
Managed Downloads: 3014
Most Recent Download: 10/24/2016
Download Mirrors: 5
Current Delay: 15 Seconds
Driver License: Free

Direct Download Success Stats:

Reports Issued By 419/431 Users

Success Reported By 80/419 Users

Driver Download Score73/100

Driver Installation Score68/100

Overall preformance Score73/100

A4tech Rfkbs-21 40 Thumbs Up40Thumbs
A4tech Rfkbs-21 8 Thumbs Down8Thumbs
A4tech Rfkbs-21 driver direct download was reported as adequate by a large percentage of our reporters, so it should be good to download and install.

Installation Manager Success Stats:

Reports Issued By 2459/3014 Users

Success Reported By 1936/2459 Users

Driver Download Score97/100

Driver Installation Score84/100

Overall preformance Score81/100

A4tech Rfkbs-21 1922 Thumbs Up1922Thumbs
A4tech Rfkbs-21 32 Thumbs Down32Thumbs
A4tech Rfkbs-21 driver installation manager was reported as very satisfying by a large percentage of our reporters, so it is recommended to download and install.


1. Direct Download

Select your OS and press "Download".

This option requires basic OS understanding.
Select Your Operating System, download zipped files, and then proceed to
manually install them.
Recommended if A4tech Rfkbs-21 is the only driver on your PC you wish to update.


2. Driver Installation Manager

This option requires no OS understanding.
Automatically scans your PC for the specific required version of A4tech Rfkbs-21 + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing A4tech Rfkbs-21, or the driver installation manager, take a few minutes to send us a report:
* Only registered users can upload a report.

Don’t have a password?
Please register, and get one.

A4tech Rfkbs-21 may sometimes be at fault for other drivers ceasing to function

These are the driver scans of 2 of our recent wiki members*

*Scans were performed on computers suffering from A4tech Rfkbs-21 disfunctions.

Scan performed on 10/26/2016, Computer: Seneca Pro329919

Outdated or Corrupted drivers:9/20

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel Xeon(R)-Prozessor E3-1200 v2/Core-Prozessor der dritten Generation - PCI Express-Stammport - 0151Up To Date and Functioning
Mice And Touchpads
Logicool HID-compliant mouseUp To Date and Functioning
Microsoft Microsoft Arc Mouse (IntelliPoint)Up To Date and Functioning
Microsoft Microsoft USB Wireless Mouse (Mouse and Keyboard Center)Corrupted By A4tech Rfkbs-21
Usb Devices
Sony Ericsson Mobile U8500 USB ROMUp To Date and Functioning
Sound Cards And Media Devices
Broadcom Audio Bluetooth.Up To Date and Functioning
DisplayLink Lenovo USB AudioUp To Date and Functioning
Network Cards
SiS SiS 900 PCI Fast Ethernet AdapterUp To Date and Functioning
Microsoft HID KeyboardCorrupted By A4tech Rfkbs-21
Hard Disk Controller
VIA Canal IDE secundarioCorrupted By A4tech Rfkbs-21
Intel Intel(r) AIM External Flat Panel Driver 4Corrupted By A4tech Rfkbs-21
NEC Texas Instruments PCIxx12 Cardbus ControllerUp To Date and Functioning
ATMEL maxTouch I2C Boot Bridge Peripheral DriverCorrupted By A4tech Rfkbs-21
Hewlett-Packard psc 1200 (USBPRINT)Up To Date and Functioning
Cameras, Webcams And Scanners
Canon Canon MP160Up To Date and Functioning
Video Cards
ATI RADEON X600 Series (Microsoft Corporation - WDDM)Up To Date and Functioning
Input Devices
KME Periferica USB Human InterfaceCorrupted By A4tech Rfkbs-21
Port Devices
PROLiNK PROLiNK Diagnostics Device (COM8)Corrupted By A4tech Rfkbs-21
Sony Digital Flat Panel (1024x768)Corrupted By A4tech Rfkbs-21
Mobile Phones And Portable Devices
Acer NOKIAOutdated

Scan performed on 10/26/2016, Computer: Open Labs Neko/Miko

Outdated or Corrupted drivers:7/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
VIA PCI standard host CPU bridgeUp To Date and Functioning
Mice And Touchpads
Microsoft Microsoft Serial BallPointOutdated
Wacom HID-compliant deviceOutdated
Usb Devices
Hewlett-Packard HP Deskjet F2200 series (DOT4USB)Up To Date and Functioning
X10 Wireless X10 USB ActiveHome (ACPI-compliant)Corrupted By A4tech Rfkbs-21
Sound Cards And Media Devices
C-Media Multimedia Audio ControllerUp To Date and Functioning
Network Cards
Intel(R) Centrino(R) Wireless-N 130Up To Date and Functioning
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Intel(R) 6 Series/C200 Series Chipset Family 4 port Serial ATA Storage Controller - 1C01Corrupted By A4tech Rfkbs-21
Nokia Nokia E52 USB LCIFUp To Date and Functioning
Point Grey Research Texas Instruments OHCI-konformer IEEE 1394-HostcontrollerCorrupted By A4tech Rfkbs-21
Intel Intel(r) AIM External Flat Panel Driver 3Up To Date and Functioning
AuthenTec TouchChip Fingerprint Coprocessor (WBF advanced mode)Up To Date and Functioning
ACEECA Palm HandheldUp To Date and Functioning
Microsoft Xbox 360 Controller for WindowsUp To Date and Functioning
Cameras, Webcams And Scanners
Canon CanoScan 3200/3200FUp To Date and Functioning
Video Cards
VIA/S3G VIA/S3G UniChrome Pro IGPUp To Date and Functioning
Input Devices
KME Periferica USB Human InterfaceOutdated
Port Devices
LG LGE Bluetooth TransPort (COM5)Corrupted By A4tech Rfkbs-21
Sony Digital Flat Panel (1024x768)Up To Date and Functioning
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
A4tech Rfkbs-21 V7229812/13/201412/29/2015a4tech_rfkbs-21-v72298.exe64kbASUS 1005HA, Packard Bell IMEDIA MC 8236, Fujitsu FMVNX95SD, IBM 9210WLV, Sony VGN-FE17SP, Sony VGC-JS51B_P, RIOWORKS HDAMB, IBM ThinkPad X41, Dell Precision WorkStation 420 MT, HP RK570AAR-ABA m7760, Toshiba Dynabook REGZA PC D731/T7DRS, HP HP Compaq 7900, HP HP Compaq dc5100 MT, Fujitsu FMVNS1E3, and more.
A4tech Rfkbs-21 81.13262/15/201512/27/2015a4tech_rfkbs-21-81.1326.exe198kbDK Digital EXentia, Sony VGN-TZ27GN_B, IBM 26476AG, Acer Aspire 5735Z, NEC PC-VK22EAZHB, LG XNOTE, Lenovo 3626AK4, Seneca Pro329919, Sony VGN-SZ2HP_B, Sony VGN-NS31MT_S, and more.
A4tech Rfkbs-21 2291.1311/24/201412/27/2015a4tech_rfkbs-21-2291.13.exe39kbToshiba Satego P100, IBM IBM System x3400 M3 Server -[7379AC1, Compaq DT203A-ABF S6400FR FR410, Fujitsu FMVNB70E, Lenovo ThinkPad X130e, Lenovo 6458V35, Lenovo ThinkPad X220, HP P6570jp, Sony VPCEA1S1R, Fujitsu FMVXN2G52, HP HP Pavilion DV6, Sony SVS1312AJA, HP Presario R3200, NEC VERSAL2100 RND41065495, and more.
A4tech Rfkbs-21 2.11.124811/2/201412/28/2015fnmxjy-2.11.1248.exe205kbIBM 8184LG1, NEC PC-VN470GS6R, Acer Aspire 3660, Panasonic CF-53AAC01FE, Toshiba SATELLITE C870-162, Gigabyte Z97X-UD5H, LG R510-S.AP87K, HP 610-1130uk, Lenovo 9174Y1A, Sony VGN-CS325J, IBM 2389QU2, HP P7-1040be, NEC RND51078695, Toshiba TECRA R10, NEC PC-GV286VZAU, Toshiba SATELLITE C55-A-1NG, and more.
A4tech Rfkbs-21 I82321.12/27/201512/30/2015a4tech_rfkbs-21-i82321.1.exe182kbGateway PROFILE3, Fujitsu FMVFE90DBY, Lenovo ThinkPad Edge E320, Toshiba Dynabook T552/36FWK, Fujitsu FMVD94G041, Compaq NQ905AA-ABU CQ5012UK, Sony VGN-NS31MT_S, Sony PCV-RS216, Lenovo 20AL009CUS, HP 220-1100t, Sony VGN-SR28_Q, Compaq DB266A-AB1 6215KR KO910, IBM 26523CU, LG A510-U.AESGE2, Sony VGN-AR170P, IBM 682466A, Fujitsu FMVNFD40, and more.
A4tech Rfkbs-21 K221.12.1010/1/201412/29/2015p-k221.12.10.exe149kbHP CQ2800EEm, Sony VGN-AR91PS, HP HP Pavilion dv 9500 Notebook PC, Toshiba SATELLITE PRO C850-19G, Intel W660DI, IBM IBM System x3350 -[4193E5G, SAMSUN 770Z5E/780Z5E, HP PN133AA-ABU, Gateway E-5200, Gateway GZ7108TV, Acer TM6495T, HP HP ProBook 6455b, IBM 2373WMV, TYAN S2895, Lenovo SS09254503, and more.
A4tech Rfkbs-21 7324411/1/201412/27/2015a4tech_rfkbs-21-73244.exe140kbASUS 1001PQ, Fujitsu FMVWMS277, HP HP Compaq nw8000, Toshiba Dynabook TX/77MWHYD, Intel WIV68105-0268, Toshiba Dynabook TX/77MWHYD, MSI GT60 2OJWS, Compaq EG217AA-ABG SR1699AN AN540, Acer Aspire 1520, Toshiba SATELLITE C870-14G, LG E500-S.AP22R1, ICP / IEi KINO-690AM2, Supermicro X7DBP, LG FS-2.AARAG, Compaq PS269AA-ABU SR1360UK GB510, IBM ThinkCentre A52, Lenovo ThinkPad X220 Tablet, Sony VPCEA47EC, Panasonic CF-30FTSAZN2, and more.
A4tech Rfkbs-21 47310/6/201412/29/2015a4tech_rfkbs-21-473.exe197kbNEC NEC POWERMATE X8520, Sony VGN-NW250D, HP Db234a-abg 504a, Sony SVE1411E1RB, BYTSPD ByteSpeed LLC, Sony VGN-NS92XS, Sony VGN-UX90PS, Sony SVE15136CNS, Gigabyte GA-6PXSV3, Packard Bell EasyNote_MX37-U-005, HP H9-1168hk, Sony Vgn-sz483, Gateway MC7803U, and more.
A4tech Rfkbs-21 482.111/28/201412/29/2015-482.1.exe138kbIBM NetVista personal computer, MSI MS-9899, Toshiba SATELLITE C850-A821, WIPRO WIV37455-1080, ASUS P5GD2-TVM, HP Hp elite hpe410f, HP HP PAVILION DV9000 KP950EA#ABF, Acer TM7520, Toshiba Dynabook T351/34CR, IBM 1872W5A, Fujitsu FMVLX60TY, ASUS CG5290, ASUS Z9PE-D16 Series, HP GG625AA-UUW, and more.
A4tech Rfkbs-21 704329/1/201412/27/2015a4tech_rfkbs-21-70432.exe87kbFujitsu CLW8GAG1D, Lenovo ThinkPad L412, HP KZ692AA-ABU m9373.UK, Sony VGN-NS240D, Toshiba NB100/HF, Compaq Presario 7132EA 470019-261, Sony VGN-SZ3HRP_B, Toshiba SATELLITE L850-A892, Gateway GT5042j, Epson Endeavor AT205, VVIKOO VI P67 PRO, Gateway DX441B, and more.
A4tech Rfkbs-21 701.13611/27/201412/30/2015a4tech_rfkbs-21-701.136.exe132kbSony VGN-TZ35AN, Dell OptiPlex G1 350Mbr+, Lenovo ThinkPad L530, Sony PCG-GR214EP, Fujitsu FMVCE80T7, Gateway DX441B, IBM 26523CU, Sony VGN-FW56E, Dell WN09, Sony VGN-TZ3RMN_N, HP Presario R3000, Dell OptiPlex 330, HP 23-d050xt, Toshiba SATELLITE L850-1J9, Fujitsu FMVNFD70W, Sony SVE15117FJB, and more.
A4tech Rfkbs-21 2266810/14/201412/28/2015a4tech_rfkbs-21-22668.exe158kbAcer Veriton Z430G, Open Labs Neko/Miko, HP HP Compaq 6715s, HP RZ412AA-ABZ, Panasonic CF-19TH187QW, Compaq RR472AA-ABF SR2102FR, Aquarius Aquarius Std, Pro, Elt, HP HP Compaq nx6110, NEC PC-LS450JS6W, Panasonic CF-30KAP002B, Fujitsu FMVNS3EE, Sony VPCEH40EBW, NEC PC-GV18YCZR6, Lanix LANIX TITAN HX 4140, and more.
A4tech Rfkbs-21 336749/10/201412/28/2015a4tech_rfkbs-21-33674.exe62kbPanasonic CF-53JAWZYDE, Acer Veriton S670, HP HP Compaq 8710p, HP HP Pavilion dv5000 ES248EA#ABD, Packard Bell IMEDIA MC 8236, NEC PC-VN750RG6B, HCL Infosystems IGL 1701CT, Itautec Infoway w7730, Lanix LANIX CORP 4080, Seneca Pro354493, Lanix Lanix Corp, Sony VGN-FZ290FU, HP Pavilion dv5 NoteBook PC, Toshiba Satellite P50-A X3110, LG R560-U.ARC3BT, NEC PC-LL750HG3E, and more.
A4tech Rfkbs-21 206772/25/201512/27/2015rnozlrj-20677.exe72kbSony VGN-UX50, GOLDENTEC UDP NAXOS-G74L, Seanix C3V, Fujitsu FMVD53C011, Gateway FX7026, Toshiba Satellite P870, LG FS-2A35A, Sony VGN-AW50DB_H, WIPRO WIV37555-1436, Medion X781X/X782X, Sony VGN-CS190N, Gateway MX3050b, and more.
A4tech Rfkbs-21 22031/25/201512/28/2015a4tech_rfkbs-21-2203.exe132kbIBM IBM System x3450 79483CX, Compaq EG217AA-ABG SR1699AN AN540, HP Pavilion dv5 NoteBook PC, HP FQ562AA-A2L m9500f, Sony VPCCW23FD, HP H9-1187, Gericom Phantom, Seanix C3V, Extracomputer D3230-B1, MSI U4-7302, Sony VPCL22AJ, Lenovo ThinkPad L430, LG R580-U.ARC3BT, and more.
A4tech Rfkbs-21 3402712/17/201412/30/2015a4tech_rfkbs-21-34027.exe83kbMSI MS-9818, NEC VERSAL2200 RND61058988, Leading Edge LECC2600, HP HP d530 CMT, Samsung R470/R420, Toshiba Satellite C850-B843, Dell Inspiron M5110, HP Compaq nx9020, HP HP Compaq dc7100 SFF, HP HP Compaq 8200 Elite CM, IBM 8215Z4S, Fujitsu AMILO Li 2732, Infoquest QuestPC, and more.
A4tech Rfkbs-21 Q236969/12/201412/28/2015a4tech_rfkbs-21-q23696.exe163kbAcer Extensa 2900E, Gateway 0AAVWP08, LG R490-KR8WK, HP Compaq 515, Compaq KT580AA-A2L SR5548F, HP P8264A-ABF 761, Packard Bell EasyNote TK36, Sony VGN-SZ390P, Toshiba Dynabook REGZA PC D731/T7DRS, HP HP 2133, ICP/iEi B216, HITACHI FLORA 330 DG5, HP PAVILION DV8000, Medion E5217, HP 700-090eg, Lenovo 3000 V100 Notebook, Northern Micro P9X79-IN, Fujitsu PRIMERGY TX140 S1, and more.
A4tech Rfkbs-21 J434949/1/201412/27/2015a4tech_rfkbs-21-j43494.exe185kbSony VPCF128FJ, MIKROLOG ProG33-CH, Sony VGN-SZ32GP_B, HP S5-1021p, GOLDENTEC UDP NAXOS-G74L, Samsung N130, HP NQ983AA-ABZ p6028it, Fujitsu FMVU75HRG, IBYTE UDP GN ANDROS-I60L, Packard Bell EasyNote TK36, NEC VERSAL2101 RNB31065295, AT ALSEN PROFI 41G, Lenovo ThinkCentre Edge 71z, Fujitsu Blubb, IBM 2668W13, NEC PC-LL708WJ01B, and more.
A4tech Rfkbs-21 7402.101/4/201512/29/2015a4tech_rfkbs-21-7402.10.exe143kbIBM 8215WBM, Sony PCV-RZ502P, Gigabyte G31M-ES2C, Samsung P580, Sony VGN-CS62JB_R, Toshiba Satellite C850-B761, HP HP Pavilion 0 Notebook PC, HP FL210AA-ABV, Sony SVE11139CJB, Panasonic CF-51PFDDEBM, IBM IBM IntelliStation M Pro -[922962J, and more.
A4tech Rfkbs-21 1.1242.149/7/201412/27/2015a4tech_rfkbs-21-1.1242.14.exe30kbNEC PC-MA13TEVEMJBA, Compaq P8657C-ABA 8000Z NA510, HP GG020AA-AB3 g3085l, Lenovo ThinkPad T60p, Toshiba SATELLITE C50-A-14V, LG C400-G.BC25P1, Lenovo Lenovo N500 Notebook, Sony VPCEH40EBW, HP H9-1101es, Dell Vostro 3555, LG LE50-5B142T, Lenovo ThinkPad Edge 11, Toshiba SATELLITE C850-12M, Packard Bell IMEDIA H7653, HP P8652A-ABF 722, Toshiba Dynabook T552/36FWK, and more.
A4tech Rfkbs-21 732269/19/201412/30/2015a4tech_rfkbs-21-73226.exe213kbPanasonic CF-30CTQCBBM, Lenovo 9174Y1A, MSI MS-9899, HP HP Compaq dx6120 MT, Sony VPCW21C7E, Lenovo ThinkPad X60, NEC VERSAP550 NN680209359, Lenovo ThinkCentre M70e, Compaq KT310AA-AB4 SR5490CF, Packard Bell IMEDIA H5689, Sony VPCW210AB, Gigabyte MSH61PI-EX, HP GX606AA-UUW, and more.
A4tech Rfkbs-21 HP Pavilion DV6, Sony SVS1312AJA, HP Presario R3200, NEC VERSAL2100 RND41065495, ARLT Computer Produkte Mr. Gamer 7-11 R2, Acer Aspire5739, Datateknik EXPER, IBM 8215Z4S, IBM 8419KMA, WIPRO WSG52K55W7-0226, Acer Aspire 5735Z, and more.
A4tech Rfkbs-21 21.101.1711/27/201412/28/2015a4tech_rfkbs-21-21.101.17.exe133kbHP G5383sc, HP WC694AA-UUG HPE-110be, HP G5261de, Packard Bell IMEDIA X1300 AIO, IBM Eserver xSeries 235 -[8671KAX, Compaq EC516AA-ABH SR1519NL NL530, Samsung 550P5C, Sony VGN-NR270N, IBM ThinkPad Z60t, Fujitsu FMVA42EWB, Notebook S210TU, HP EP086AA-ABS, Supermicro X10SAT, IBM System x3300 M4 -[7382E3G, Compaq Presario 2700EA 470024-565, HP HP Compaq 6910p, and more.
A4tech Rfkbs-21 32328/29/201412/27/2015a4tech_rfkbs-21-3232.exe84kbToshiba PORTEGE A600, Lenovo 7360W78, IBM 8123Q2B, Toshiba Dynabook T350/34BBM, HP RR496AA-ABU, Toshiba Dynabook R634/E25K, Sony VGN-TZ17TN_N, NEC PC-MY18XAZ35, NOVATECH BB-83208A, NEC VERSAL2200 RND61058988, IBM 9210WLV, Fujitsu PRIMERGY TX150, Compaq EG215AA-ABG SR1660AN AN540, HP PU002AV-ABA A810Y, HP EZ009AA-AB3 a1575l, HP HP Compaq 6715s, Lenovo Lenovo H320 10046, and more.
A4tech Rfkbs-21 61.12892/21/201512/29/2015a4tech_rfkbs-21-61.1289.exe131kbToshiba Dynabook T351/57CWS, Gateway T-1629, Sony VPCW217AG, Toshiba PORTEGE R600, Sun Microsystems K85AE, Lenovo 6457W8Q, Panasonic CF47, HP 1618, Sony VGN-S5VP_B, MIKROLOG S800SE-C6, Fujitsu FMVXDXF74, IBM 8145LUC, and more.
A4tech Rfkbs-21 P309223/6/201512/27/2015a4tech_rfkbs-21-p30922.exe22kbNEC VERSAE6301 RNF61119695, HP HP Compaq nc6120, Lenovo ThinkPad T510, Panasonic CF-19KDR01CE, Fujitsu FMVA42EWB, Lenovo ThinkPad T61p, Toshiba Dynabook Qosmio F30/770LS, HP PX643AA-ABZ, BenQ Joybook A51, Sony VPCW12M1E, and more.
A4tech Rfkbs-21 1.11.1471.18/27/201412/28/2015a4tech_rfkbs-21-1.11.1471.1.exe101kbHP 1618, HP 23-b340ef, IBM 8123Q2B, NEC PC-MJ30AAZ76, NEC PC-VY13MEFEU, Toshiba Dynabook T350/34BCS, HP RY889AA-UUW, HP DF194A-ABZ 484, Sony VGN-A197VP, IBM IBM eServer x3105 -[434722G, Compaq DA309A-B14 6540. BE910, Compaq DA234A-ABA 6400nx NA910, Gigabyte M1028, IBM 8212K4U, HP 168B, Panasonic CF-30FTSAZN2, NEC PC-MJ26EBZD1FSG, and more.
A4tech Rfkbs-21 221.18011/7/201412/28/2015a4tech_rfkbs-21-221.180.exe30kbIntel MGM965JB, HP Xy107et, NEC PC-MY18XAZ35, HP M8417c-ABA m8417c, IBM System x3200 M3 -[7328K3G, Sony VGN-TZ27MN_B, HP KN476AA-ACB, Lanix LANIX TITAN 3050 VER3, HP HPE-350es, EDsys EDSCADI73770, Dell Latitude 131L, Lenovo 6066W8R, Sweetwater Sound CS250, IBM IBM System X3100 M4 -[2582B2A, Biostar TForce 550, IBM EServer xSeries 365 -[88625RX, IBM IBM System x3200 M2 -[4368K5G, IBM 8427CDU, Dell Vostro 5470, and more.
A4tech Rfkbs-21 1.1067310/4/201412/30/2015a4tech_rfkbs-21-1.10673.exe130kbEDsys EHI33220M, M&A MADB43LD, NEC PC-MY24RAZ75, Lenovo SS09254503, ASUS BM5275, HP HP Pavilion dv5 Notebook PC, IBM ThinkPad R32, IBM System x3650 M2 -[7947K4G, AnabelleB Soho WN10, Seneca Pro70198, NEC PC-VY13MEFEU, Toshiba SATELLITE C870-1HG, and more.

Please Note: There are particular operating systems known to have problems with A4tech Rfkbs-21:
  • Windows Vista Home Premium
  • Windows 7 Home Basic
  • Windows 7 Starter
  • Windows XP Media Center Edition 2004
  • Windows Vista Starter
  • Windows XP Media Center Edition
  • Windows Vista Ultimate
  • Windows 7 Home Premium
  • Windows Vista Home Basic
  • Windows XP Media Center Edition 2005
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific A4tech Rfkbs-21 model.
Laptop A4tech Rfkbs-21Tablet A4tech Rfkbs-21Download A4tech Rfkbs-21Upgrade A4tech Rfkbs-21Update A4tech Rfkbs-212016 A4tech Rfkbs-21Free A4tech Rfkbs-21Data A4tech Rfkbs-21Info A4tech Rfkbs-21Help A4tech Rfkbs-21Guide A4tech Rfkbs-21Comments A4tech Rfkbs-21Windows 10 A4tech Rfkbs-21Vista A4tech Rfkbs-21Windows 7 A4tech Rfkbs-21Install A4tech Rfkbs-21