Universal Replacement Remote Control Fit for AVR1601 AVR1802 AVR2506 AVR2803 AVR3805 for Denon AV Receiver Replacement remote control, not original. Pre-programmed, no need to set up ! just put new batteries and it will work well. Batteries needed: 2X 1.5V AAA Alkaline Batteries. Batteries and manual are not included. Batteries needed: 2X 1.5V AAA Alkaline Batteries. Batteries and manual are not included. Universal Replacement Remote Control Fit for AVR1601 AVR1802 AVR2506 AVR2803 AVR3805 for Denon AV Receiver