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◉ High-End ES9038Pro DAC Chipset.
◉ Snapdragon’s Latest 660SoC Chipset.
◉ Big 5.5” Display Screen.
◉ Latest Android 10 OS.
◉ 4GB RAM For Smooth Multi-Tasking.
◉ 64GB Internal Storage.
◉ Qualcomm’s Latest QCC5124 Bluetooth Chipset.
◉ Two-Way High-Res Bluetooth Connectivity.
◉ Two-Way USB 3.0 Connectivity.
◉ Integrated RGB Indicator in Volume Wheel.
◉ Balanced Line-Out Support.
◉ High-Power Output(Up to 1.2W per channel).
◉ Apple Music, Roon Ready.
◉ Dual Power Supply Mode.
◉ High-Power Headphone Output Mode.
◉ Desktop Mode Support.
◉ Disable Battery Charging While Using USB DAC Support.
◉ Supports FiiO DK3S Cooling Stand.

•Color: Black
•Weight About: 345g
•Size About: 140x80x18.9mm
•Volume Control :
Key or knob control
•Screen: 5.5-inch full-fit screen (resolution 1440*720)
Ultra high (Quick charge)/Super high/high/medium/low
•Storage expansion:
Single TF card slot, up to 2TB
•Recommended headphone impedance:
8 ~ 150Ω (single-ended output)/8 ~ 350Ω (balanced output)
•Headphone output: 
3.5 mm single-ended
•Balanced output: 
2.5mm + 4.4mm balanced
•Coaxial interface: 
3.5 mm (shared with PO port, up to 384kHz-32bit/DSD128)
•WiFi :
2.4GHz/5GHz: DLNA, AirPlay, WiFi song transmission,Roon Ready, etc.
•Bluetooth Transmitter (5.0): SBC, AAC, aptX, aptX HD, LDAC, LHDC
•Bluetooth reception (5.0):
SBC, AAC, aptX, aptX HD, aptX LL, LDAC, aptX Adaptive
•MQA: Global 8x decoding
•Battery Capacity: 6200mAh
•Charging time: 
About 3.5 hours (QC3.0 quick charge mode)

Fiio M15S / M15 S / M 15S/ M 15 S Premium Hi-Res Lossless DAP Original

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