Some internals. Cheap chinese design and low end parts.
Bluetooth IC is probably JL AC6903B - just SBC codec,
SGMicro SGM3710 as audio switch (BT/RCA)
Couple of STM TL072C opamps
Pair of DC/DC MC34063 regulators
older Eximo Merus (Infineon) MA12070 amplifier
Bluetooth IC is probably JL AC6903B - just SBC codec,
SGMicro SGM3710 as audio switch (BT/RCA)
Couple of STM TL072C opamps
Pair of DC/DC MC34063 regulators
older Eximo Merus (Infineon) MA12070 amplifier
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