Sennheiser BA 20 Rechargeable Battery Pack

The BA 20 Recharging Battery Pack from Sennheiser is for the AVX EKP digital wireless system. It is compatible with the AVX-ME 2, the AVX-MK 2, the AVX-835 and the AVX-MMD 42-1 systems.

Features:

• For Sennheiser Wireless AVX Systems
• 3.6V Output Voltage
• Uses a standard USB Power Supply/Charger
• Charges via USB Port on Computer
• Fully Charges Under 2 Hours

Specifications:

• General:
  • For Use with: Sennheiser Wireless AVX Systems
• Battery:
  • Battery Chemistry: Lithium-Ion Polymer (LiPo)
  • Battery Capacity: 430 mAh
  • Output Voltage: 3.7 VDC