Specifications and Features :
Model Nos.	EM9921, EM9960, EM9961, EM9962, EM9963, EM9971, EM9972, EM9973, EM9974, EM9975, EM9976
Reading distance	EM9921: 80mm EM9960: 80mm EM9961: 80mm EM9962: 80mm EM9963: 80mm EM9971: 60mm EM9972: 60mm EM9973: 60mm EM9974: 60mm EM9975: 60mm EM9976: 60mm
Material	EM9921: ABS EM9960: ABS EM9961: ABS EM9962: ABS EM9963: ABS EM9971: PVC EM9972: PVC EM9973: PVC EM9974: PVC EM9975: PVC EM9976: PVC
Assembly	EM9921: ultrasonic EM9960: ultrasonic EM9961: utrasonic EM9962: ultrasonic EM9963: ultrasonic
Waterproof	Yes
	Base on GK4001 chip, with EM9917 reader
Operating temperature	-40 to 70 degrees Celsius
Storage temperature	-40 to 80 degrees Celsius
Technology	GK4001 (125kHz, 64 bits, R/O) H4102 (125kHz, 64 bits, R/O): EM9921, EM9960, EM9961, EM9962, EM9963 I-Code (13.56MHz, 512 bits, R/W) Mifare 1 (13.56MHz, 8Kb, R/W): EM9921, EM9960, EM9961, EM9962, EM9963 Temic E5557 (125kHz, 256 bits, R/W) Hitag 1 (125kHz, 2048 bits, R/W) Hitag 2 (125kHz, 256 bits, R/W) Legic 256 (13.56MHz, 2048 bits, R/W): EM9921, EM9960, EM9961, EM9962, EM996

• EM9991
• BC80
• RFID Card/Tag
• BC90
• BC20