HIFI 47 Headphone Earphone Amplifier Board 2 Channel DC Double Power Version

Features:
1.It is double power version, DC9-15V, the better driving force if higher voltage.
2.With IC sockets, allow to change different operational amplifier to realize different sound style.
3.The part of power is only capacitor smoothing, please use pure power, the best is battery! no pure power, maybe generate noise.
4.The best design, all capacitor is international brand.
5.FR-4 1.6MM , very beautiful and wonderful sound.


Descriptions:
1.This is a HIFI 47 earphone amplifier 2 channel headphone amplifier.


Specifications:
Type:DIY KIT, Finished Product (optional)
Model Number:WM-047D(Double Power Version)
Color:Blue
Output Power: 20mW
Channels: 2 (2.0)
Signal To Noise Ratio: 90
Input Type: LINE IN (AUDIO IN)
Output Type: LINE OUT (AUDIO OUT)
DSD (Direct Stream Digital): No
Bluetooth: No
Operational Amplifier s Model: NE5532
DAC Model: NE5532
WIFI: No
Recommended Headphone Maximum Impedance: 201-250 Ohm
Noted:If choose DIY kit, need assemble to work,Please take full consideration to buy.

Package informations:
Package Size:80x40x30mm/3.12x1.56x1.17in
Package weight:40g/1.4oz
Polybag package


Package included:
1 x 47 Headphone Amplifier Board(Double Power Version)

Noted:
1.Please allow 1-2mm errors due to manual measurement.
2.Item color displayed in photos may be showing slightly different on your computer monitor since are not calibrated same.


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