DUAL MODE This specification is applied to the dynamic receiver assembly which is used as the cellular portable product.

	SDRD-1538P-008
			SDRD-1538P-008 RECEIVER MODE PARAMETER SPEC. UNIT REMARK SOUND PRESSURE LEVEL 113±3 dB AT 1KHz(0dB SPL=20μ Pa) IMPEDANCE 8 ±15% ohm AT 2KHz SPEAKER MODE PARAMETER SPEC. UNIT REMARK SOUND PRESSURE LEVEL 84±3 dB AT 0.1W/0.1M LOWEST RESONACE FREQ(Fo) 750 ±20% Hz .AT FoHz ,0.5Vrms
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	SDRD-1543L-016
			SDRD-1543L-016 RECEIVER MODE PARAMETER SPEC. UNIT REMARK SOUND PRESSURE LEVEL 118±3 dB AT 1KHz(0dB SPL=20μ Pa) IMPEDANCE 16 ±15% ohm AT 2KHz SPEAKER MODE PARAMETER SPEC. UNIT REMARK SOUND PRESSURE LEVEL 88±3 dB AT 0.1W/0.1M LOWEST RESONACE FREQ(Fo) 650 ±20% Hz .AT FoHz ,1Vrms
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TRIPLE MODE This specification is applied to the dynamic receiver,speaker and buzzer(triple mode) which is used as the cellular portable product.

	SDRT-1538L-016
			SDRT-1538L-016 RECEIVER MODE PARAMETER SPEC. UNIT REMARK SOUND PRESSURE LEVEL 110±3 dB 1mW AT 1KHz IMPEDANCE 16 ±15% ohm AT 1KHz SPEAKER MODE PARAMETER SPEC. UNIT REMARK SOUND PRESSURE LEVEL 99±3 dB AT 0.23mW/0.05M AT3.3KHz LOWEST RESONACE FREQ(Fo) 500 ±20% Hz 1.26Vrms
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MULTI MODE This specification is applied to the dynamic receiver,speaker,buzzer and vibrator(four mode) which is used as the cellular portable product.

	SMFD-1538L-1816A
			SMFD-1538L-1816A RECEIVER MODE PARAMETER SPEC. UNIT REMARK SOUND PRESSURE LEVEL 112±3 dB 1mW AT 1KHz ON TEST JIG IMPEDANCE 16 ±10% ohm AT 1KHz SPEAKER MODE PARAMETER SPEC. UNIT REMARK SOUND PRESSURE LEVEL 95.4±3 dB AT 0.23mW/0.05M AT3.32KHz LOWEST RESONACE FREQ(Fo) 530 ±15% Hz 1.26Vrms VIBRATOR MODE PARAMETER SPEC. UNIT REMARK RESONANT FREQUENCY 180±5 Hz 0.35Vrms ON TEST JIG(80g) ACCELERATION 1.7±0.2 G AT PEAK,0.35Vrms
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