Samsung ESP210, 3 W, 180 - 22000 Hz, Wired, Black, Mobile phone/Smartphone, B3410 Delphi; B5310 Corby PRO; B7610 Omnia Pro; C3510 Genoa; i5700; i7500 Galaxy; i8510; i8000;... Samsung ESP210. RMS rated power: 3 W, Frequency range: 180 - 22000 Hz. Connectivity technology: Wired. Product color: Black. Recommended usage: Mobile phone/Smartphone, Compatible products: B3410 Delphi; B5310 Corby PRO; B7610 Omnia Pro; C3510 Genoa; i5700; i7500 Galaxy; i8510; i8000;.... Battery type: AAA, Power source type: Battery