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I was able to confirm the sound output. The degree of battery consumption etc. is unknown (it seems to be worn out), and it will be sold as is. OPPO portable headphone amplifier. Equipped with ESS Technology DAC chip ES9018K2M (Murakoshi Yoichi)
Maintenance information: 2025.12.28 sound output confirmed
Accessories: stereo mini jack, USB cable
Main specifications: 20 Hz to 200 kHz sampling frequency PCM44.1 to 384 kHz/16 to 32 bit, DSD 2.8224 MHz (DSD64), 5.6448 MHz (DSD128), 11.2896 MHz (DSD256) recommended headphone impedance 16Ω to 300Ω line, headphone output 3.5mm stereo, analog input 3.5mm stereo, digital input USB A W68 x H137 ×D12mm 175g
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Hi-Fi Do Record Shops Softs, Audio parts and Tubes can ship overseas.Ordinary,we use EMS but for large order,we use SAL or Surface.For Asia,it cost 1,200JPY/1LP,900JPY/1CD.Please check at the shipping cost table for more detail.
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