This is the Futaba DLPH-2 Dual Link Power Hub.

The Futaba DLPH-2 DL Power Hub is a great option for those needing to manage multiple high-output servos for larger aircraft. This hub features dual ports for receivers as well as for batteries. Using this system will allow you to connect up to eighteen high-performance servos can be PWM connected. Package includes one DLPH-1 power link, one switch, two receiver extensions, one mini screwdriver, and hardware.

Features:

• Dual receiver and power diversity, for large aircraft
• 4 different use modes are available

Specifications:

• Application: Large Aircraft
• Operating Voltage: DC 6.4V~13V
• Dimensions: 2.48x2.46x0.71in (62.8x62.4x18.1mm)
• Weight: 1.76oz (50g)

Includes:

• (1) DLPH-2 Dual Link Power Hub