Portable Headphone Amplifier 3.5mm Stereo Output Two-stage Gain Switch Support Gain For Smartphone MP3 MP4 Computer

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HiFi Headphone Amplifier

Resource :

1. Mini HiFi headphone amplifier, is delicate, compact, lightweight, and portable, and can be carried around conveniently.
2. 3.5mm aux input and output, snr> 100db and the n 0.0003% allow you to produce not only a louder sound but a clearer and truer stereo sound without distortion.
3. Two-stage gain switch improves signal input into amplifier circuit for optimal headphone performance
4. Matt aluminum surface, fashion design provides comfortable hand feeling while matte aluminum surface makes it durable.
5. Rechargeable Lithium Battery, it adopts a rechargeable lithium battery with a capacity of 1000mah, which allows it to keep working for more than 5 hours.
6. Universal compatibility, it can be remarkably compatible with various digital devices such as computer cell phone MP3 MP4.

Specification :

Lithium battery capacity: 1000mah
Amplifier usage time: more than 5 hours
Amplifier internal voltage: ±4v/1a
Sr> 100db
The n 0.0003%
Output power: 40mw 16unf impedance
Adapted headphone impedance: 16-300unf
Dimension: 95x52x13

Amplifier battery voltage: DC3.7v - 4v

Package Included :

1 x Headphone amplifier
1 x USB power cable
1 x Audio cable
1 x User manual