Zhejiang, China
Business Type:
Plant Area:
>2000 square meters
Management System Certification:
ISO 9001
Main Markets:
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, ...
Average Lead Time:
Peak season lead time: 3-6 months
Off season lead time: one month
OEM/ODM Service
Sample Available

Headphone Amplifier, Stereo Headphone Amplifier, Headphone manufacturer / supplier in China, offering Ultra-Compact 4 Channel Stereo Headphone Amplifier, Office Furniture Smart Tensile Pop up Desktop Power Socket with USB Outlets, Office Furniture Smart Pneumatic Press Pop up Power Socket with USB Outlets and so on.

Gold Member Since 2013
Audited Supplier

Ultra-Compact 4 Channel Stereo Headphone Amplifier

Get Latest Price
Min. Order / Reference FOB Price
200 Pieces US $5/ Piece
Port: Ningbo, China
Production Capacity: 10k PCS/Month
Payment Terms: L/C, T/T
Type: Mini Amplifier
Usage: AV
Used For: Professional
Tube Type: Tube Amplifier
Function: Pre-amplifier
Sound Channel: 3.1

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Basic Info

Model NO.: SPW-032
Output Number: 4
Voltage: 12V
Element Number: Push-Pull Amplifier
Conductive Mode: AB
Input: Type 1/4" Trs Connector, Stereo
Output: Type 1/4" Trs Connector Stereo
Trademark: Weidan Tech
Transport Package: Color Box/Gift Box
Specification: RoHS
Origin: China
HS Code: 851762990

Product Description

Ultra-compact 4-channel stereo headphone amplifier for all types of headphones.

Ultra-compact headphone amplifier system for studio and stage applications
4 independent stereo high-power amplifier sections
Highest audio quality with virtually all types of headphones even at maximum volume
Phones Level control per channel
DC 12 V adapter included
High-quality components and exceptionally rugged construction ensure long life

The super-compact, flexible HA400 can amplify up to 4 pairs of headphones and up to 4 independent volumes all at the same time.

The flexible HA400 contains 4 high-power stereo amplifiers that maintain the highest sonic quality even at maximum volume levels. Ultra low-noise 4580 operational amplifiers are included for outstanding audio performance. These are the same op amps found in full-size audio equipment.

MICROAMP HA400 Headphone Amp

Type: 1/4" TRS connector, stereo
Impedance: 100 kOhms
Max. input level: +15 dBu

Headphone Outputs
Type: 1/4" TRS connector, stereo
Impedance: approx. 80Ohms
Max. output level: approx. 40mW in 100Ohms

Power Supply
(external power supply, 12V / 150mA)
Power range: USA/Canada (120V~, 60Hz), China (220V~, 50Hz), U.K./Australia (240 V~, 50Hz), Europe (230V~, 50Hz), Japan (100V~, 50/60Hz)

Dimensions (HxDxW): approx. 1-5/6" x 2-1/4" x 4-1/16", (approx. 46.5mm x 57.2mm x 103.6mm)
Weight: approx. 0.38lb. (190g)
ApprovalCE, ROHS

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Mr. Kenny Ge
Sales Manager