mini portable noise cancellation headphone amplifier lithium polymer battery

1.Life time: 50-80 hours (200 hours standby) 2.cost-effective portable headphone amplifier, perfect sound quality

A CLOSE LOOK:

Technical parameters

1.maximum output power: 100mW +100 mW

2. Headphone Adapter  Impedance: 16-400Ω

3. recommended headphone impedance: 16-64Ω

4. harmonic distortion: THD + N: <0.001%

5. signal to noise ratio: 105dB

6. Channel separation: 102dB

7. Power Supply Ripple Rejection Ratio: 85dB

8. Frequency response :10-100kHz / 1dB

9. Life time: 50-80 hours (200 hours standby)

10. Pocket size, Size: 81 * 50 * 20mm (aluminum housing)

11.Weight (including battery): 90g(plus packaging and accessories weighs 250g)

Product technology (technical feature)

1.Aluminum shell, pull the body surface pattern, elegant, strong protection circuit.2.independent professional circuit design, cost-effective portable headphone amplifier, perfect sound quality.3.TI, HIFI level by the United States large current professional audio chip TDA302 as driving engine,low-frequency sound field expansion dive deep + special compensation to make up the majority of less than headphones, sound more perfect.4.Japanese high fever ALPS potentiometer,matching left and right balance, ensure the sound quality.5.Japan famous ELNA (purple) audio professional electrolytic capacitors, film capacitors, Germany ERO fever.6.selection of quality high capacity lithium polymer battery(700mA), has a long life with a variety of protection.7.International Pop Gold FR-4 (glass fiber) circuit board design, high rigidity, through the good.8.imported by Foxconn professional audio jack, plug flow, to ensure that the source 0 decay.9.TOSHIBA (Toshiba) charging diodes, stable and efficient.10.by Linear Technology High lithium polymer battery charger controller LTC4054, to ensure that the battery is fully charged. Built-in smart charging circuit voltage regulator, and air power to prevent overcharge protection, becoming the first station to listen to music while charging the portable amp, separate LED indicates charging, charging LED lights, LED off the battery is fully charged.

Scope of products:

iPhone(music player),

MP3/MP4/MP5,high-quality headphones

PC,Laptop,CD / DVD

multimedia speakers preamp, soundmonitoring and so on