Lil' Buttie Pro Telephone Test Set Includes one replacement filter (WSA350F)

Includes one replacement filter (WSA350F)

users can easily measure by moving cursor

hardness of 80

10 Sets of Red and Black Banana to Banana Leads

Lil' Buttie Pro Telephone Test Set Includes one replacement filter (WSA350F)Caller ID and Caller ID Call Waiting (CIDCW) are becoming popular services offered all across the U. S. and now you can test the operation of these services with your buttset. Tired of poor sounding receivers? You'll like the high quality and high fidelity of the LB220's receiver, especially when using the Amplified Monitor. It has a high impedance circuit to stay completely transparent to phone and data lines in use and its' audio amplifiers make