Sennheiser BA70 Rechargeable Battery Pack for EW-D and EW-DX

The Sennheiser BA70 is a rechargeable lithium ion battery pack for Sennheiser Evolution Wireless Digital (EW-D) and Sennheiser EW-DX bodypack transmitter SK and handheld transmitter SKM-S. Compatible with L70-USB and CHG70N Network charging stations. 

• Fast charging through L70 USB in combination with the NT 5-20 UCW
• Maximum operating time of 12 hours
• 100% battery power in 3 hours charging time