28mm 100Ω Waterproof Headphone Speaker

• Category: Receiver
• Transmission Mode: Air-conduction
• Cone: Pet
• Transducer Principle: Permanent Magnetic Speaker
• Style: Mini
• Radiation Mode: Direct Radiation Type
• Model NO.: YDR28-4-100
• Usage: Accept
• WORD nChannels: 2.1Channel
• Certification: ISO9001
• Brand: Yuesonic
• Material: Metal Frame
• Size: Dia 28*5.4mm
• F0: 100Hz
• Impedance: 100Ω
• Transport Package: Carton
• Specification: 0.1W
• Trademark: Yuesonic
• Origin: China
• HS Code: 85182900
• Production Capacity: 5000000/Month

Product Description

28mm metal frame headset speaker for waterproof 
general specs

IMP	100Ω±15%
F0	100Hz±20%
SPL	115±3dB @1KHz (0dB SPL=20μPa)
NOM POWER	0.1W
FREQ RANGE	F0-5kHz

Drawing
 
Application

Frequency range

Packing

FAQ

Q1: what is the MOQ?

YUEDA: 1000 pcs, we also accept small trial orders.

Q2: what it the lead time?

YUEDA: 2-8 weeks, for regular models, we usually prepare some in stock, so shipment could be made very soon.

Q3: Can I have some free samples for evaluation first?

YUEDA: Sure. We could offer some free samples.

Q4: What payment methods do you accept?

YUEDA: T/T, PayPal, western Union, Money gram.

Q5: What payment terms do you accept?

YUEDA: Generally, payment before shipment at the beginning.

Q6: Can you make some revisions to it?

YUEDA: Sure, we will, just let us know.

Q7: Is it RoHS/REACH compliant?

YUEDA: Yes, all our products are RoHS and REACH compliant.