crwdns2933423:0crwdne2933423:0

crwdns2933803:013crwdne2933803:0

crwdns2933797:0Tobias Isakeitcrwdnd2933797:0crwdne2933797:0

crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Tobias Isakeit

crwdns2933769:0crwdne2933769:0
crwdns2933771:0crwdne2933771:0
crwdns2933801:0crwdne2933801:0

crwdns2933807:0crwdne2933807:0

[* black] Besides some neat symbols for where the screws go the mainboard carries these chips:
[* red] [http://www.actions-semi.com/en/productview.aspx?id=195|ATS2825|new_window=true] Bluetooth Audio Solution from Actions Technology
[* orange] NTP7513 audio amplifier
[* yellow] AH1834 IC
[* green] The two 72015 S0180 JRC are most likely audio amplifiers from the company New Japan Radio.
-[* black] On the rear side of the board we find three line-in jacks labelled "AUX IN", AUX OUT" and SUB OUT" and some additional chips:
+[* black] On the rear side of the board we find three line-in jacks labelled "AUX IN", AUX OUT" and SUB OUT", a button, an LED, and some additional chips:
[* light_blue] CHIPSTAR CS5026E Audio Amplifier
[* blue] And again the CN3704 Standalone Li-ion Battery Charger