HQRP® Rechargeable Battery plus HQRP® Coaster;
Battery Voltage: 2.4V; Capacity: 700 mAh; Ni-Mh;
Compatible with Original Battery;
200 Days warranty! Headset is not included into our offer!
Compatible with: Sony BP-HP550-11 fits MDR-RF4000 MDR-RF4000K MDR-RF810 MDR-RF810RK MDR-RF925, MDR-RF925R, MDR-RF925RK, MDR-RF970, MDR-RF970RK Wireless Stereo Headphone System, Sony MDR-RF840 MDR-RF840RK MDR-RF850 MDR-RF850RK MDR-RF860 MDR-RF860RK MDR-RF811 MDR-RF811RK MDR-RF970R Wireless Stereo Headphone System.