Chord: Add Wireless Immersive 3D Effect to Wired Headphones

Add Bluetooth 5.0 & Immersive Virtual 3D effect to audio devices | Patented Bongiovi DPS | Qualcomm chip w/ aptX, aptX LL

BackerLand Special Reward

BackerLand Members can still get super early bird price even though it is sold out! If it is sold out, please directly make a pledge $10 reward section (loving this project), and adjust the price to $39 (worldwide free shipping).