This is the latest version available for this product, released on October 2013. * This version fixes bug "LCD does not display caller ID on incoming calls" that affected earlier versions. * BONUS: As a special incentive, you will also receive a list of the telephone numbers linked to phone scams and frauds in the US, posted in the Consumer Protection Blog by the Federal Trade Commission, and compiled by HQTelecom. * Revised Step-by-Step manual, and complimentary Live Technical Support by HQTelecom.com. * Key features include: Blocks up to 1,500 phone numbers in BLACKLIST (up to 16 digits); One-Touch BLACKLIST operation; Block entire area codes (up to 10); Block calls with no caller ID (shown as UNKNOWN, OUT OF AREA, PRIVATE, etc); Block up to 1,500 outgoing phone numbers, prefixes or area codes; Stores most recent 100 incoming and 50 outgoing numbers; LCD Display with 4 brightness levels; Line-powered (no batteries or external power supplies required); Compatible with FSK/DTMF, PSTN landlines, and VOIP services.