ITEM NAME:10mm 32 ohm 2mw~3mw Speaker Small Trumpet Loudspeaker Magnet Speaker Description: - Type: Magnet Speaker. - Resistance: 32 ohm. - Power: 2mw~3mw. - Size: 10mm(External Diameter), 4.0mm(Height). - Titanium In-Ear Earphone Replacement Speaker Parts Magnet Loudspeaker for Headphone DIY. Package Included: 1 Piece Titanium Speaker Part..Power: 2mw~3mw. - Resistance: 32 ohm. - Type: Magnet Speaker. 1 Piece Titanium Speaker Part.