Headphone Amplifier, Bluetooth ICQCC5215, support LDAC, ATPX-HD, DAC
IC: ES9038Q2M support DSD, Op amp
IC: OPA1612 ^^
Headphone amp IC: TPA6120, Positive
and negative voltage: 9V,
Power supply: dual power supply.
^^ Power: 750mW/32 Ohm, 150mW/300 Ohm Large thrust, low frequency, suitable for 16-300 Ohm headphones/earphones.
^^ Distortion: 0.007 %, Battery: 1700 mA, Endurance: 8-10 hours, SNR: 102dB ^^
Input: Bluetooth 3.5 mm, Output: 3.5 mm ^^ Bluetooth transmits data only, DAC decodes independently