Extension cable for telecommunication cable RJ11 male / female 10m This cable is suitable for extending the telephone cable between the telephone and the wall socket. Product specification Color Black Packaging Plastic bag Hollow design  Flat Link A RS232. RJ11 for Temperature Connection Conductor material CCA Cable type RJ11 Connection B RJ11 for Temperature sensor, GSM antenna Diameter 4.8 x 2.3 mm Cable length 10.0 m Connection A &  B RS232. RJ11 for Temperature Connection - RJ11 for Temperature Sensor, GSM Antenna   Supplier Code: TCGP90205BK100 EAN code: 5412810296842