SENNHEISER BA 70

For professionals who demand uninterrupted performance, the Sennheiser BA 70 rechargeable lithium-ion battery pack delivers reliable power for your wireless transmitters. Unlike generic batteries, it is engineered specifically for Sennheiser's 6000 and 9000 series, ensuring a perfect fit and optimal communication with the transmitter's power management. With a 1200 mAh capacity and 3.7 V nominal voltage, it provides up to 5.5 hours of typical operating time, keeping you on air longer. Built-in overcharge and short-circuit protection safeguard both the battery and your equipment, while the black housing matches your professional gear. Whether you're on a live stage, in a broadcast studio, or on location, this battery is your dependable energy source.

Highlights

• Lithium-ion chemistry for high energy density and no memory effect
• 1200 mAh capacity and 4.4 Wh energy content
• Up to 5.5 hours of typical operating time
• Overcharge and short-circuit protection for safety
• Compatible with Sennheiser SKM 6000, SKM 9000, SK 6000, SK 9000 transmitters
• Rechargeable via Sennheiser L 6000 charger or compatible charging modules
• Operating temperature range: 0°C to +40°C
• Storage temperature range: -20°C to +60°C

In daily use

The BA 70 slides easily into your transmitter's battery compartment, and its intelligent design ensures a secure connection. The battery communicates with the transmitter to provide accurate remaining runtime, so you can plan your performance without surprises. When it's time to recharge, simply place the transmitter with battery into the L 6000 charger or use a compatible charging module; the battery charges efficiently and is ready for the next show. Its robust construction withstands the rigors of touring and daily use, making it a trusted companion for audio professionals.

Full specifications

• Battery type: Lithium-Ion (Li-Ion)
• Nominal voltage: 3.7 V
• Capacity: 1200 mAh
• Energy content: 4.4 Wh
• Rechargeable: Yes
• Typical operating time: Up to 5.5 hours
• Charging method: Sennheiser L 6000 charger or compatible modules
• Color: Black
• Overcharge protection: Yes
• Short-circuit protection: Yes
• Operating temperature: 0°C to +40°C
• Storage temperature: -20°C to +60°C
• Product type: Replacement / spare battery pack
• Number of batteries included: 1
• Intended use: Professional audio wireless systems

Final note

Keep your Sennheiser wireless system running at its best with the BA 70—a genuine replacement battery that delivers the performance and reliability your productions demand.