Built-in high-frequency antenna with depth matching for seamless card data reading without interruption. Increased key parsing rate supports all card sizes. Stable data sniffing with low error rate. Low-frequency antenna improves signal-to-noise ratio and increases recognition rate. No external antenna interface requireddesigned for durability. Powered via USB port for simple and convenient operation (can be used with mobile power supply). This device does not support quick-swappable or detachable antennas. It is built on the Easy platform and features 512K flash EEPROM, allowing firmware updates. Firmware flashing requires technical knowledge and the ability to run terminal commands using a computer. Equipped with AT91SAM7S512 controller, supports latest firmware versions. Proxmark3 Easy model supports 125 kHz, 134.2 kHz, and 13.56 MHz frequencies. Supports LF chips including T55xx, EM4100, animal tags, and H-ID. Supports HF chips such as MF 1K and 4K. Includes 10 sample cards: 2 x T5577 ID cards, 2 x S50 IC cards, 2 x UID IC cards, 2 x CUID IC cards, and 2 x S50 IC key tags. Compact and portable design. Model: PM3 Easy 3.0 512K Working voltage: 3.55.5V Working current: 50130mA Thickness: 1.6cm Note: Some accessory styles may vary randomly; specific styles cannot be requested. Color: As shown in photo Material: Plastic Size: 8.8 x 5.5 x 1.6cm Package Contents: 1 x Proxmark3 V3.0 DEV Easy 512 Module 1 x USB Data Cable 2 x 13.56MHz S50 PVC Card 2 x 13.56MHz UID PVC Card 2 x 13.56MHz CUID PVC Card 2 x 13.56MHz RFID Key IC Tag (Blue) 2 x 125kHz T5577 ID PVC Card Only the above items are included; other products are not part of this package. Note: Lighting reflections and display differences may cause slight color variations between the image and the actual item. Measurement error allowance: 13cm.