The Hosa CMP-105 is designed to sum a stereo signal to a mono phone input. It may be used to connect an iPod, laptop, or similar device to a mixing console. Connector: 3.5 mm TRS to 1/4 in TS Length: 5 ft Nickel-plated plugs for rugged durability and efficient signal transfer Oxygen-Free Copper (OFC) conductors for enhanced signal clarity OFC spiral shield for effective EMI and RFI rejection and flexibility