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

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 PCB design all capacitor is international brand.
5.FR-4 1.6MM PCB 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 Chips 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 monitors are not calibrated same.

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