RJ11 Male to BT(431A) Female Converter with Ring Capacitor
PRODUCT CODE: RJ11MBTFR
Commonly used in VoIP applications where the devices POTS (Plain Old Telephone System) ports are RJ11 standard. These ports are designed for plugging in any standard telephone-this converter allows a telephone with a BT plug to use those ports. This version has a ring capacitor built in-a version without the ring capacitor can be found HERE.