The Sennheiser BA 61 Lithium - Ion Battery Pack is a top - notch power solution engineered for the Sennheiser SK 6000 and SK 9000 series transmitters. Whether you're on stage, in a broadcast booth, or in a recording studio, this battery pack guarantees you won't face power shortages. With long - lasting energy, you can fully focus on your work without any battery - related worries. Thanks to advanced lithium - ion technology, the BA 61 offers reliable and consistent power during its entire lifespan. It not only boosts your device's battery life but also provides strong performance and fast recharging. Its lightweight and compact design makes it easy to carry and integrate into your audio setup, a must - have for audio professionals. Made to Sennheiser's high - quality standards, the BA 61 is essential for seamless audio performance. Compatible with SK 6000 and SK 9000 transmitters, it's a versatile choice for live shows, broadcasts, and studio recordings. Key features include a high - capacity lithium - ion battery, long - lasting power, quick recharge, portability, reliable performance, and easy integration. Specifications: Lithium - Ion battery, compatible with Sennheiser SK 6000 and SK 9000 transmitters, about 2 - hour recharge time, around 100 grams in weight, 80mm x 50mm x 20mm in dimension, 3.7V voltage, and 2000mAh capacity. Package includes 1 Sennheiser BA 61 Lithium - Ion Battery Pack and a user manual.

Using the Sennheiser BA 61 Lithium - Ion Battery Pack is a breeze. First, make sure your SK 6000 or SK 9000 transmitter is turned off. Then, insert the battery pack into the designated slot. It fits snugly, so don't force it. Once it's in, you're ready to power up your device. When it comes to recharging, connect the battery pack to a compatible charger. It takes about 2 hours to fully charge. Keep in mind, don't overcharge it. Remove it from the charger once it's fully charged. For maintenance, store the battery pack in a cool, dry place. Avoid exposing it to extreme temperatures or humidity. If you're not going to use it for a long time, charge it to about 50% and then store it. And always handle it gently to prevent any physical damage. This way, your BA 61 battery pack will serve you well for a long time.