Sd audio’ S wsk-sub wireless subwoofer transmitter and receiver KIT allows you to add a powered subwoofer to a new or existing surround sound system without having to run a cable from the receivers; or amp to the Sub.&Nbsp; where you place the&nba; subwoofer will depend on your room’ S acoustics; and your own personal taste but placement flexibility is key. Sometimes, the best sound is experienced when the subwoofer is located in a corner, away from the TV and receiver, but this means running cable in the wall, underneath; the floor or along the&nba; baseboards.&Nbsp; if this is not something you Relish doing, OSD audio’ S wsk-sub is the ideal solution.&Nbsp; This wireless subwoofer transmitter allows you to&nba; locate the sub anywhere there’ s an electrical outlet, allowing for much more placement flexibility, and our wireless sub includes an advanced chip set to make sure there is zero delay time.&Nbsp; setup is easy. The sub transmitter; connects to your amp or receiver's subwoofer rca output, then sends a wireless signal over to the&nba; kit’ S receiver. When the&nba; transmitter and receivers; are within 150ft.&Nbsp; of each other, The low-frequency sound is transmitted to the subwoofer via the 5.8 GHz broadcast frequency, the same reliable frequency used by cordless; phones, routers, and other wireless devices.&Nbsp; specifications; 8 GHz digital wireless link provides crystal clear audio. Dual-diversity antennas up to 150ft operation distance between transmitter and receiver (line of sight). audio output Level: 2V frequency response: 20-200hz audio distortion: signal to noise ratio