Battery Specifications - Capacity: 270mAh, WH: 1.00Wh, Type: Li-Polymer, Voltage: 3.7V / Dimensions: 38.40 x 30.70 x 6.60mmWeight: 60g / 2.12oz We support global distribution in America, Asia, Europe, the Middle East and Oceania, especially for the United States and Canada .

- Compatible Model:
SENNHEISER PXC 310 battery
SENNHEISER MM 550 battery
SENNHEISER MM-550-X battery
SENNHEISER 450 TRAVEL battery
SENNHEISER 550 Travel battery
SENNHEISER MM 400 battery
SENNHEISER MM 400-X battery
SENNHEISER MM 450 battery
SENNHEISER MM 450-X battery
SENNHEISER MM 500-X battery
SENNHEISER PCX 360 BT battery
SENNHEISER PX 210 BT battery

- Compatible Battery Part Number:
0121147748
BA 370 PX
BA370
BA-370PX

- RoHS approved for toxic free.

- CE and ISO9001 Certificate for quality assurance.

Tips Before Purchase
Please confirm the compatible model and battery part number carefully before you purchase it.
If you are not sure, please send email to us with your battery details or pictures, we will give you professional suggestions.