Same Sky (formerly CUI Devices) CDS-4485-088SP 44.6 x 8.5 mm, Round Frame, .8 W, 8 Ohm, Neodymium Magnet, PEI Cone Speaker

Frame: Round

Width: 44.6mm

Height: 8.5mm

Length: 44.6mm

Dimension: 0.33, 1.75, 1.75in

Impedance: 8Ohms

Mounting Type: Solder Pads

Nominal Input: 0.8W

Max Input power: 2W

Resonant frequency: 580Hz

Datasheet