Model Number: TP-EH-S4528D34 Brand Name: TOPLOUD Key Specifications/Special Features: Descriptions:Frequency response range: 20Hz to 20,000HzSpeaker size: 40mmSpeaker impedance: 32ΩSpeaker sensitivity: 105±3dBm at 1kHz

Rated power: 25mW

Maximum power: 40mW

Stereo plug size: 3.5mm

R&L balance: ≤3dB (50Hz-5kHz)

Plug: Φ3.5mm stereo

Packaging, shipping and minimum order quantity:

• Sample
• Free sample is available
• Delivery charge is on customers' account
• Quality standard: CE and RoHS

Packing details:

• Factory standards: polybag
• Customers' packing: blister packing, gift box or any other packing as you need, but will have the extra cost

Delivery lead-time range:

• 3-6 working days for our general model if sample
• 15-25 working days after order confirmed

Warranty: 1 year

Our services:

• Products inquiry:
  • Your inquiry related to our products or prices will be replied in 24 hours
  • Well-trained and experienced staffs to answer all your enquires in fluent English
  • Distributorship are offered for your unique design and some our current models
  • Discounts are offered based on order quantity, please let us know your purchase plan
  • OEM andODM, any your customized earphones we can help you to design and put into product