AMP, STEREO HEADPHONE 2.8-6.5V, SMD; No. of Channels:2; Power, RMS:77mW; Min Load Impedance:16ohm; Voltage, Supply Min:4.5V; Voltage, Supply Max:6.5V; Case Style:SOP; No. of Pins:8; Operating Temperature Range:-25°C to +75°C; Base ;RoHS Compliant: Yes