Fluke Networks TS23-A-09 TS23 Standard Voice Data and Video Telephone Test Set with ABN and Piercing Pin Clip Detects dial tone and polarity, places and receives calls, indicates line voltage and current, and has a speakerphone for hands-free conversation during testing of telephone lines Available with various line cord connectors to suit specific applications Monitors lines without disrupting service and stores up to nine 23-digit numbers which can be speed-dialed via the keypad Meets IEC safety standard 61010-1:2010 and is rated for CAT I installations to 300VDC, passes a 20' drop test, and is certified IP64 for protection against dust and splashed water High-visibility glow-in-the-dark keypad with standard dialing keys and function keys, along with six dual-color LED indicators