Sennheiser BA 70 Rechargeable EW-D Battery Pack

Rechargeable battery pack for Evolution Wireless Digital bodypack transmitter SK and handheld transmitter SKM-S.

Specifications:

• Type: Lithium-Ion
• Capacity: 1720 mAh
• Voltage Nominal: 3.8 V
• Charging: 4.35 V, Max
• Charging Time: 3 Hours at Room Temperature
• Temperature Range:
  • Charging: 32 to 131°F / 0 to 55°C
  • Discharging: 14 to 131°F / 10 to 55°C
  • Storage: 14 to 113°F / -10 to 45°C
• Humidity (Relative):
  • Charging/Discharging: 25 to 95%, Non Condensing
  • Storage: 30 to 70%, Non Condensing
• Dimensions: 2.1 x 1.2 x 0.6" / 54 x 30 x 15 mm
• Weight: 1.2 oz / 33 g