Used for approximately 2 years. It was working without any problems until yesterday. The only included accessory is the power cord. The AG03 box is not included. It will be shipped in a different box. The YAMAHA AG03 is a compact mixing console equipped with a compressor and effects, and supports 48V phantom power. - Brand: YAMAHA - Model: AG03 - Input Terminals: Guitar, headset, AUX - Monitor Mute: Yes - Compressor/Equalizer: Equipped - Effects: Equipped - 48V Phantom Power: Supported - Loopback Function: Yes Thank you for viewing.