LSF-20 M/N 0.79 inch 2 cm Mini speaker 0.1 W 8 Ω Black

Factory colour: Black; Impedance (integer): 8 Ω; Max. frequency: 5500 Hz; Max. load (W): 0.2 W; Min. frequency: 450 Hz; RMS capacity: 0.1 W; Recess depth: 4.2 mm; Recess diameter: 50 mm; Sound pressure: 88 dB; Speaker size (cm): 2 cm; Speaker size (inch): 0.79 inch

Price: £ 2.99 from Conrad Electronic