These Infrared (IR) headphones are replacements for your GMC Envoy Entertainment System and are GM OEM part number 20830570 , 20830572, m-gmcwa973-axxx or 25795362 .  Perfect for long road trips, these headphones can entertain passengers while leaving the driver undisturbed.   Great replacements for destroyed or lost headphones! These are Two channel headphones so they will operate on vehicles withonly one DVD player. If you can play two DVDs at the same time, you need a DUAL channel headphone.   

These headphones fold flat for easy storage.  The ear pieces are made from a high quality  breathable, washable, and replaceable foam.   Our heavy duty foam ear pieces are long lasting and work passively to eliminate external sound interference.  The plastic composite material used to produce the headphone frame is specifically made for the extreme temperatures of your vehicle.  Neither the headphone material, nor the electronics will be affected by cold or hot temperatures. 

  This item includes two headphones - enough for two passengers. These headphones are pre-programmed to work with your vehicle - no IR codes to enter, or complicated setup!  Simply insert batteries and listen to crystal clear sound.   Why pay over $200 from the dealer?  Purchase now and save!

Features:

• one or two DVD players in their car (also known as "Dual Channel").
• Fold flat  design for easy storage
• Ultra light weight design for comfort
• Personal volume control
• Perfect for children!
• Auto mute when no audio signal received to save battery life
• Auto power off function also for saving battery life
• Comfortable wearing with adjustable headband

Don't forget your protective case !