RF DR-300 is a dual frequency programmable desktop card reader that provides the advantages of reading both proximity and contactless smart cards in one reader. This reader allows users to leverage their employee ID badges, or any 125 kHz or 13.56 MHz tags or labels, for other forms of secure authentication and identification throughout the workplace.Features:Dual Frequency Programmable: can read both proximity and contactless smart cards in one reader.Support any 125kHz or 13.56MHz tags or labels for other forms of secure authentication and identification.With flash memory, it allows users to quickly configure the readers output to meet their needs.With the latest configuration utility, it can be pre-configure in different output formats.Multi-technology reader delivers flexibility to any customer, integrator or end user struggling with different card technologies.Perfect for enrollment into third party software or for single sign-on integrators.Wide Application: PC/LAN access control, application log-on, employee identifications, time and attendance, visitor management hoteling, physical access, etc.Support Card:125KHz: For EM4100, ROSSLARE13.56MHz: For MIFARE Classic CSN, DESFire CSN, DESFire EV1 CSN, MIFARE Plus CSN, MIFARE Ultralight CSN, XceedID MIFARE CSNSpecifications:Housing Material: plasticColor: blackOperating Frequency: 125KHz & 13.56MHzTypical Maxi. Read Range: 2.5~7.6cm / 1.0~3.0' (dependent upon proximity card type and environmental conditions)Current Consumption: USB units: Typical 70mA, maxi. 100mAIndicators: 2 LED indicators & beeperPower Supply: USB self-poweredOperating Temperature Range: -22~150F / -30~65COperating Humidity Range: 5%~95% relative humidity, non-condensingStorage Temperature Range: -40~185F / -40~85CUSB Cable Length: 120cm / 47.2inCard Reader Size: 9.8 * 6.2 * 1.5cm / 3.8 * 2.4 * 0.6inCard Reader Weight: 44g / 1.6ozPackage Size: 13.7 * 9.2 * 3.2cm / 5.4 * 3.6 * 1.2inPackage Weight: 113g / 4ozPackage List:1 * Card Reader1 * Configure Card2 * White Test Card