Product Name: 24*15*5.9mm Ellipse Speaker 8ohm 1.0W for Laptop Model NO.: SM2415TX8-1L Brand: Jy Certification: ISO9001, CE, RoHS WORD nChannels: 2.1Channel Usage: Expand Volume Radiation Mode: Indirect Radiation Type Style: Mini Transducer Principle: Dynamic Earphone Cone: Polypropylene and Titanium Edge Transmission Mode: Air-conduction Category: Speaker Dimension: 24mm*15mm Snr: 93dB Voice Coil Imp: 8ohm Rated(Max.)Power: 0.8(1.0)W Trademark: JY Transport Package: Paper Specification: 24mm*15mm Origin: China HS Code: 85318090 Product Description 1.Product name:2415 laptop internal speaker in China2.Product model No.RB-2415008G-054AR3.Size:L:24mm,W:15mm,H:4.2+-0.3mm4.Impedance:8+-15%ohm at 1500Hz 1V.5.Power rating:0.8w-1.0w6.FO:1000+-20%HZ at 1V7.SPL:93+-3dB/0.5Watt 0.1Meter. At 1000,1200,1500,2000HZ8.FrequencyRange:600~20,000HZ9.Distortion:10% maximum at 1000HZ.0.5w.10.Abnormal sound test:must be normal tested by 2.0 volts.Sine wave for 50~5kHZ11.Operating Temperature:-25degreeto 65degree12.Storage Temperature:-25degreeto 65degree