What is the impedance of the RD4016-01 speaker unit?

The RD4016-01 speaker unit has an impedance of 16 ohms ±15% measured at 1kHz with 1mW input.

What type of diaphragm does the RD4016-01 use?

The RD4016-01 features a PET diaphragm that delivers clear sound quality while maintaining durability and efficiency.

Is the RD4016-01 suitable for HiFi headphones?

Yes, with its 119dB SPL, low distortion, and wide frequency response, it is optimized for HiFi headphone applications.

What is the maximum power rating of the RD4016-01?

The RD4016-01 supports a rated power of 20mW and a maximum input power of 30mW.

What reliability tests has the RD4016-01 passed?

It has passed rigorous reliability tests including humidity, drop, vibration, salt spray, high/low temperature, and load tests.

RD4016-01 | HiFi Dynamic Speaker Driver Unit | 40mm | 16Ω | PET Diaphragm

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Designed By: SpeakerDriver
Product ID: RD4016-01

RD4016-01 | HiFi Dynamic Speaker Driver Unit | 40mm | 16Ω | PET Diaphragm | Headphone Speaker

The RD4016-01 is a high-performance 40mm dynamic speaker driver designed for HiFi headphone applications. With a 16Ω impedance, 119dB SPL, and a PET diaphragm, it delivers powerful, distortion-free audio across a wide frequency range. Built for reliability, it passes multiple durability tests, making it ideal for premium audio products.

Size
40mm

Price
0$

MOQ
3000 Units

Leadtime
25 days

Technical
Specifications

Specification	Details
Model No.	RD4016-01
Driver Diameter	40mm
Impedance	16Ω ±15% @ 1kHz, 1mW
Rated / Max Power	20mW / 30mW
Sound Pressure Level (SPL)	119 ±1.5dB @ 1kHz, 126mVrms, 318EAR
Frequency Response	Shown in Frequency Response Chart (126mVrms input, 318EAR)
Resonance Frequency	180Hz ±20%
THD (Total Harmonic Distortion)	≤2.5% @ 50Hz–8kHz, 1mW
Insulation Resistance	>1MΩ @ 50V DC
Polarity	“+” signal causes diaphragm to move forward
Operating Temperature	-10°C to +60°C
Storage Temperature	-10°C to +60°C
Net Weight	Approx. 12.5g
Diaphragm Material	PET
Magnet Material	NdFeB
Frame Material	ABS
Reliability Tests	Load, Humidity, Drop, Temp Shock, High/Low Temp, Salt Spray, Terminal Strength, Vibration
Packaging	40 pcs/tray, 26 trays/carton (1040 pcs/carton)

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SpeakerDriver™
by Cockatwo Private Limited
CIN: U62013RJ2023PTC091507
Manufacturing Unit: Yongsheng Industrial Park 523510, Dongshan, Qishi, Dongguan, China