2 Pack Replacement for Sennheiser RR 4200 Battery - Compatible with Sennheiser BA300 Headphone Battery (150mAh 3.7V Lithium Polymer)
Replacement Sennheiser RR 4200 Battery Replacement for Sennheiser BA300 Headphone Batteries Quantity: 2, Lifetime Warranty Capacity: 150mAh, Upstart Battery Brand
Please note: This is an UpStart Battery brand replacement part, not an OEM product. This product is not affiliated with any OEM brands and is not covered under any warranties offered by the original manufacturers. Any warranties for this product are offered solely by Upstart Battery. All mentions of brand names or model descriptions are made strictly to illustrate compatibility. All brand names and logos are registered trademarks of their respective owners.
https://m.media-amazon.com/images/I/71EN+1N3bxL._AC_SL1500_.jpg https://m.media-amazon.com/images/I/811aaZ+LCzL._AC_SL1500_.jpg https://m.media-amazon.com/images/I/71UJGLm2KPL._AC_SL1500_.jpg
https://m.media-amazon.com/images/I/41iSJJ0Vd6L._AC_.jpg https://m.media-amazon.com/images/I/51SI9KsKHOL._AC_.jpg https://m.media-amazon.com/images/I/51J9hZ5upSL._AC_.jpg
https://m.media-amazon.com/images/I/41iSJJ0Vd6L._AC_US40_.jpg https://m.media-amazon.com/images/I/51SI9KsKHOL._AC_US40_.jpg https://m.media-amazon.com/images/I/51J9hZ5upSL._AC_US40_.jpg
MAIN PT01 PT02
Upstart Battery
{"Item model number": "SN-BA300-2BATT-DL9", "Date First Available": "September 12, 2013", "Manufacturer": "Upstart Battery", "Brand": "Upstart Battery", "Battery Cell Composition": "Lithium Polymer", "Recommended Uses For Product": "Headphone", "Unit Count": "2.0 Count", "Voltage": "3.7 Volts"}