Battery Compatible for Sony BP-HP550-11 Cordless Phone Battery Ni-MH, 2.4 Volt, 700 mAh - Ultra Hi-Capacity - Replacement for Sony MDR-RF810/840/850/860/925/970/4000 Cordless Phone Battery
Replacement Battery for SONY MDR-RF800/900 - Ni-MH, 2.4 Volt, 700 mAh. 100% compatible with your OEM battery - 3 year warranty. Made with high quality Japanese cells. Synergy Digital is a Registered Trademark
Compatible Wireless Headset Battery, Compatible with Sony BP-HP550-11 Wireless Headset, (Ni-MH, 2.4V, 700 mAh) Ultra High Capacity Battery
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Dantona
{"Package Dimensions": "3 x 1.9 x 0.3 inches", "Item Weight": "0.81 ounces", "Item model number": "178623-HS-BPHP550-2", "Date First Available": "December 1, 2009", "Manufacturer": "Dantona", "Brand": "Dantona", "Recommended Uses For Product": "Digital", "Unit Count": "1 unit\u00e9", "Voltage": "2.4 Volts", "Reusability": "Rechargeable"}