The Voice Activated Remote Control, model 5180, is a voice input remote control for television, video recorder, or DVD player designed for use by individuals with mobility, upper extremity, or severe physical disabilities or spinal cord injury. This voice-activated remote control uses the sound of the user's voice to control TV, VCR, DVD, cable, satellite, and AUX functions. It recognizes up to 50 commands and can perform complex multi-step operations from a single spoken command. POWER: Uses 4 double-A rechargeable batteries (not included). A recharger cradle is included. DIMENSIONS (HxLxW): 7.5 x 2.5 x 2 inches.