20mm*3.9h Circle Micro Speaker for Fingerprint Lock

• Category: Speaker
• Transmission Mode: Air-conduction
• Cone: Polypropylene and Titanium Edge
• Transducer Principle: Dynamic Earphone
• Style: Mini
• Radiation Mode: Indirect Radiation Type
• Model NO.: SM20TX8-1.0HD
• Usage: Expand Volume
• WORD nChannels: 2.1Channel
• Certification: ISO9001, CE, RoHS
• Brand: Jy
• Dimension: 20mm*3.9h
• Snr: 88dB
• Voice Coil Imp: 8ohm
• Rated(Max.)Power: 0.5(1.0)W
• Transport Package: Paper
• Specification: 20mm*3.9mm
• Trademark: JY
• Origin: China
• HS Code: 85318090
• Production Capacity: 1000000 Pieces/Year

Product Description

Type	Dynamic speaker
Dimension	Φ20×3.5H
Rated Input Power	0.5 W  sine wave
Max Input Power	1.0 W  sine wave
Rated Resistance	8±20% Ω
Resonance  Frequency (f0)	800±20% Hz/1V   Speaker
Sound Pressure Level	88±3dB 0.1w/0.1m	at AVG 1/2f0; f0; 3/2f0; 2f0
Frequency Range	800HZ ~ 20KHz  Average SPL -10 dB