Model Number: ST-ASDL-11-#7498 Brand Name: SOLITONE Key Specifications/Special Features: With cord and 2 x jackOur ADSL filters are for POTS connectionAnd low-pass filters in order to eliminate annoying noises in standard telephone lines with digital access to internet using ADSL technologyADSL splitter, line/phone/modem three connect ports, phone and internet can go at the same timeWithout disturbing

It can help to reduce the noise, improve signal quality

Line is with telecom department line interface port

Phone is with telephone machine interface port

Modem is with ADSL modem interface port