2-channel Hi/Lo Converter Includes wiring to splice into Toyota factory navigation system. (Front speaker wiring for Toyota factory navigation) Rear wiring is also available. Since this is 2-channel, please use either one. Not compatible with manufacturer-installed JBL. Used in a 30 Series Prius. Simply splice between the factory connectors and connect the ground. - Brand: audio-technica - Model: AT-HLC2 - Type: Hi/Lo Converter - Number of Channels: 2CH - Connection Terminals: With RCA cables Thank you for viewing. This converts the red and white pin connectors used to obtain the subwoofer signal. audio-technica discontinued product, rare item.