Ordered these and ordered the wrong range. My loss is your gain. Range is 1001 – 2000. Please specify when ordering. ADI PRO’s ISO proximity credentials deliver contactless access control paired with exceptional durability and flexibility. These credentials can be programmed to the widest variety of leading proximity card formats, providing a convenient access control solution of the highest quality. FEATURES- Universal compatibility with 125kHz proximity readers- Durable PVC or composite construction with passive design (no battery) for long-term use- 4-Year Warranty- Up to 6 inches Read Range- Superior quality, yet cost effective- No Slot Punch- Hard shell: ABS- Compatible with many name-brand formats