Product Name: Earphone Speaker 3MW 32Ω Cellphone Speaker Model NO.: TDE13NT2-033225M-P Certification: ISO9001, ISO14000 WORD nChannels: Mono Channel Usage: Earphone Radiation Mode: Indirect Radiation Type Style: Mini Transducer Principle: Piezoceramics Speaker Cone: Polypropylene and Titanium Edge Transmission Mode: Air-conduction Category: Speaker Trademark: alawk Transport Package: Carton Origin: China Product Description SpecificationTypeTDE13NT2-033225M-PRated Imp32Ω±15% at 1KHzOutput S.P.L95.5±2dB at 1KHzRated Power3mWMax Power10mWDistorion10%MaxOperating Temperature-30ºC~+70ºCStorage-40ºC~+85ºCWeight1.30g/PCS