Bluetooth HIFI Headphone Amplifier Built-in battery For Phones Computers

Product Introduction:

This is built-in battery portable HIFI headphone amplifier,which support charging 

and adjusting volume and bass.

Using 3.5mm cable connect it to your PC,smartphone and game console, etc.

It can connect to Bluetooth devices.  

It used to improve the volume and sound quality of headphones.

Product Features:

Built-in high capacity battery

Support charging over voltage protection

Support high and low impedance earphone switch

Support 16~600 Ω impedance earphone

Support output volume adjustment and bass adjustment

Support one 3.5mm headphone port and one 3.5mm input port

Support Bluetooth connection

Type-c port for charging

Aluminum alloy material, full of texture

Product Specifications:

Input port......................................................................3.5mm（TRS）

Headphone port............................................................3.5mm（TRS）

Charging port............................................................................Type-c

Bluetooth Version......................................................................BT 5.0

Built-in battery.................................................................3.7V/1400mA

Charging voltage.................................................................5V/500mA

Standby power............................................................................38mA

Maximum working current.........................................................250mA

Duration................................................................................≥6 hours

16Ωheaphone power .............................................................110 mW

32Ωheaphone power..............................................................105 mW

150Ωheaphone power..............................................................6 5mW

300Ωheaphone power.............................................................35 mW

600Ωheaphone power.............................................................20 mW

Maximum output Vp-p.............................................................9.9Vp-p

THD+N.......................................................................................0.02%

Signal to noise ratio....................................................................100db

Frequency response.......................................................20hz～20Khz

Cross talk...................................................................................100db

Sound balance............................................................................0.3db

Bare size.............................................................104.5x63.5x16.5mm

Bare weight.............................................................................146.5 g

Working environment temperature...................................-20 to +60℃

Shell material...............................................................Aluminum Alloy

Package Content:

1：HIFI Headphone Amplifier........................................................1 pcs

2：3.5mm Audio Cable..................................................................1 pcs

3：Charging Cable........................................................................1 pcs

4：User Manual.............................................................................1 pcs

- Customs Tax : Customs Tax should be paid by buyer, Seller can't  support any Customs Tax.

- Remote Area : For Remote area, DHL/Fedex/UPS/TNT will charge extra " Remote Area Fee". please understanding it.

- Guarantee : 12 Months Manufacturer`s Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with 3-month warranty.

- About Us : Use Our Caution,Elaboration and Consideration to Win Customers' Satisfaction

Our working time:(+0800)
Bei Jing time :Monday to Friday 10:00 AM to 22:00 PM.
We do not work Holidays in China.