This is a discontinued model, a Pultec clone-type tube equalizer. Included accessories are only the power cable. The manual can be downloaded from the manufacturer's website. From a smoke-free and pet-free environment. Price negotiations are not accepted. We would appreciate it if you would consider the current price. Thank you. <From the manufacturer's website> Classic Tube Equalizer ◆ 1-channel, 2-band equalizer based on the traditional Pultec* EQP-1A ◆ Class A, all circuits are independent to enhance the highest signal integrity ◆ Vacuum tubes use high-quality 12AX7 and 12AU7 tubes ◆ Custom-designed MIDAS input/output transformers ◆ Selector with switchable frequencies with up to 7 frequency points ◆ Independent boost/cut controls offer immeasurable creative possibilities ◆ Variable bandwidth control for shaping a wide range of sounds ◆ Coil-based equalizer section ◆ Bypass function allows for easy A/B comparison ◆ Transformer-balanced input/output with Neutrik* XLR connectors ◆ Durable 2U rack-mount chassis for durability ◆ Auto-ranging, universal switching power supply ◆ Designed and configured in the UK