Rode SC1 TRRS Extension Cable For SmartLav+ Microphone, 20 Feet Amazon as the seller is the ONLY authorized Fulfilled By Amazon Dealer Purchases from unauthorized dealers carry No Warranty Premium shielded extension cable for the smartLav and smartLav+ TRRS microphones Cable Length: 6M/20' Weight: 75G Warranty: 1 year Weight; 75g Dimensions; 6000mmH x 3mmW x 3mmD