David Clark DC ONE-X &XP DT: 24 weeks

Hybrid ENC technology with Bluetooth wireless and advanced comfort features
 
Hybrid Electronic Noise Cancellation with advanced feed-forward and feed-back technology provides best-in-class active noise reduction
Digital Signal Processing (DSP) ensures high-fidelity audio for superior communications and music listening
Bluetooth® wireless technology provides seamless integration for connecting to cell phones, MP3, tablets or other smart devices
Stereo/mono switch compatible with all aircraft audio panel configurations
High performance, electret microphone with enhanced noise cancelling
Rugged yet lightweight alloy headband and suspension system is adjustable for personalized fit
Low profile, Outlast fabric head pad with vented design absorbs excess heat to keep you cool and eliminates 'hot spots' 
Over-the-ear, leatherette ear seals with slow recovery foam cradle the ears in comfort and provide a snug, secure seal
Compact, in-line control module with backlit, touch-key user interface controls On/Off, Bluetooth® wireless technology and volume control
Control module powered by two (2) AA batteries for up to 50 hours of use
Collapsible, folding design for compact storage in David Clark headset bag (included)
Weight (without cord assembly) 12.3 oz.
FAA TSO-C139a Approved
Five-year warranty and 30-Day, money back guarantee, backed by industry leading customer service
X = Standard GA Dual Plug   XP = 6-Pin LEMO