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Aukey Omnia Duo 65W Dual-Port PD Charger with Dynamic Detect (PA-B4)


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Product Description:


  • Powered by AUKEY's OmniaChip, an advanced GaN power IC that brings up to 3x faster charging with just half the size and weight.
  • Fast charge two PD-compatible smartphones like iPhones or Pixels at once
  • Able to charge a 13" MacBook Pro and other similar USB-C laptops
  • Augmented with Dynamic Detect, the USB-C port can output 65W Power Delivery when used on its own, and 45W Power Delivery when both ports are in use
  • Built-in safeguards protect your devices against excessive current, overheating, and overcharging.

Omnia Duo 65W 2-Port PD Charger

GaN Chip | 2-Port | 50% Smaller*

Advanced Materials

Integrates AUKEY's latest OmniaChip which makes use of gallium nitride (GaN) to pack more power into a smaller and lighter charger.

65W Power Delivery

Packs enough power to charge a 13'' MacBook Pro and fast-charge a smartphone simultaneously.

Dynamic Detect

Dynamic Detect enables full-power charging for a single device and intelligent power distribution for two devices.


Charges iPhone 8 and later to 50% in just 30 minutes.

Broad Compatibility

Compatible with MacBook Pro 13'', Thinkpad X1, Nintendo Switch, iPhone 11, Google Pixel 4, Samsung Galaxy S10, and more.

Ultra-Compact & Portable

Enhanced by AUKEY OmniaChip, Omnia Duo 65W is 50% smaller and lighter than a 61W MacBook stock charger.


  • Model: PA-B4
  • Input: AC 100–240V 50/60Hz
  • USB-C Out 1 (Max 65W): DC 5V 3A/9V 3A/12V 2.5A/15V 3A/20V 3.25A
  • USB-C Out 2 (Max 18W): DC 5V 3A/9V 2A/12V 1.5A
  • Dual-Port Out: Max 63W (45W + 18W)
  • Max Out: 65W
  • Dimensions: 52 x 52 x 30mm / 2.05” x 2.05” x 1.18”
  • Weight: 111g / 3.92oz


  • 18 Months Warranty