Sennhesier EW-D Charging Set with two BA70 batteries Sennheiser

Set of L 70 USB charger and 2 BA 70 rechargeable battery packs for use with Evolution Wireless Digital bodypack transmitter SK and handheld transmitter SKM-S.

This versatile and feature-rich digital wireless system is designed for those who sing, speak or play instruments. It allows for seamless product pairing and management via the EW-D Smart Assist App. Receive state-of-the-art live sound.

FEATURES

• Fast charging through L 70 USB in combination with the NT 5-20 UCW
• Maximum operating time of 12 hours
• 100% battery power in 3 hours charging time
• Stackable and charging is through USB-C

WHAT’S IN THE BOX

• 1x L 70 USB charger
• 2x BA 70 rechargeable battery packs
• NT 5-20 UCW

SPECIFICATIONS

L 70 USB charger

• Charging capacity: 2 Sennheiser BA 70 rechargeable battery packs
• Input voltage: Typically 5 V
• Input current: max. 2 A
• Charging voltage: nominally 4.35 V
• Charging current: max. 860 mA per battery pack
• Charging time: max. 3.5 h with NT 5-20 UCW power supply unit
• Temperature range:
  • Charging: 0 °C – +55 °C (32 °F – 113 °F)
  • Storage: -20 °C – +70 °C (-4 °F – 113 °F)
• Relative humidity: max. 95% (non-condensing)
• Dimensions: 100 × 35 × 70 mm (1 3/4″ x 3 7/8″ x 7 3/16″)
• Weight: Approx. 86 g

BA 70 rechargeable battery

• Rated capacity: 1720 mAh
• Nominal voltage: 3.8 V
• Charging voltage: max. 4.35 V
• Charging time: Typically 3 h @ room temperature
• Dimensions: Approx. 54 x 30 x 15
• Weight: Approx. 33 g
• Temperature range:
  • Charging: 0 °C – +55 °C (32 °F – 131 °F)
  • Discharging: -10 °C – +55 °C (14 °F – 131 °F)
  • Storage: -10 °C – +45 °C (14 °F – 113 °F)
• Relative humidity:
  • Charging/discharging: 25 to 95%, non-condensing
  • Storage: 30 to 70%, non-condensing

WHAT’S IN THE BOX

• 1x L 70 USB charger
• 2x BA 70 rechargeable battery packs
• NT 5-20 UCW