(Andy 5-Star) AkLIAM PD6 ES9039Q2M USB DAC OLED Display Hifi Portable Dac & Amp 3.5mm 4.4mm Headphone Amplifier PCM768KHz DSD512

 Please NOTE:▶ This product is an audio usb DAC headphone Dac&Amp and has no microphone function.▶ When PD6 is close to the phone and there is a call/text message, the earphones will emit electromagnetic interference noise. This phenomenon is normal, and it will return to normal after the call/text message ends.▶ Sometimes there's indeed distortion, disconnection, and other phenomena may occur when connecting Apple products to our PD series dac and some other dacs, mainly due to the output limitation of Apple devices,we suggest you choose our EC02/EC03 cable to slove this problem.▶ Due to the different types of chips used inside lightning cables, some Lightning to C cables may not be suitable for AkLIAM products.▶ The bottom of the product is designed with grooves to avoid scratches on the acrylic, and there is a protective film on it,you can remove it when necessary.▶ Please feel free to contact us if you have any doubt or need help.Tech Support:▶ AkLIAM ASIO Driver: https://tinyurl.com/akliam-driver▶ User Manual: https://tinyurl.com/akliam-manual▶ Firmware Update: https://tinyurl.com/akliamfirmware▶ Email: akliamaudio@foxmail.comFeatures:▶ 0.87" OLED Display Screen,Can Achieve Multiple Settings,Such as Performance mode,Host Volume Control,Hardware dePOP,HID key,Display Brightness,Screen Rotation,Screen Auto-sleep, etc.▶ SPDIF Output,Can be output to other Devices through a 3.5mm-Coax Cable▶ Visual Design for DAC chip,USB chip,Amplifier Chip,Oscillators and etc.▶ High Specification Audio Bridge Control Chip CT7601PR▶ High Performance DAC Chip ESS9039Q2M▶ Headphone Operational Amplifier Chip 2RT6863▶ With High/Low Gain,8-Mode Filter,100-Level Independent Volume▶ Support PCM16/24/32bit,44.1~768KHz,DSD64~512▶ with UAC1.0/UAC2.0 Function(The default is UAC2.0,press and hold the "M" key and turn on the power, after the screen lights up, release the "M" key to enter UAC1.0)▶ Easily Drive all IEMs 6Ω to 600Ω with Rich Sound Details▶ Perfect Support for USB Exclusive Output Such as Tidal, Hiby▶ Suit for Android/iOS/Windows/Mac▶ The USB Interface is Specially Designed for Durability▶ Only 23g Ultra-light Design for Easy to CarrySpecifications:▶ Working Voltage: +4.5V ~ +5.3V▶ Required Matching USB Cable Internal Resistance: ≤200mΩ▶ Working Current: 37mA ~ 188mA▶ Frequency Response Range: 20Hz～80KHz▶ Frequency Response Flatness (20Hz~20KHz): ±0.05dB▶ SNR: -107dB ~ -126dB▶ Channel Crosstalk: -68dB ~ -140dB▶ THD+N: -100dB ~ -112dB▶ Output Power: 480mW@32Ω@4.4mm/250mW@32Ω@3.5mm▶ Support PCM Parameters:UAC2.0 Mode: 16/24/32Bit, 44.1/48/88.2/96/176.4/192/352.8/384/705.6/768KHzUAC1.0 Mode: 16Bit,44.1/48KHz▶ Support DSD Parameters:UAC2.0 Mode: 1x(DSD64)/2x(DSD128)/4x(DSD256)/8x(DSD512)▶ S/PDIF (IEC60958-3) Output: Stereo,Coaxial,500mV ± 20%@75ohms. Maximum Sampling Rate PCM24bit/384KHz, DoP128▶ Weight: about 23g/0.05lb▶ Size: 582812(mm)/2.281.1*0.47(inch)▶ Materials: Aluminum Alloy CNCPackage:▶ 1 * PD6 USB Dac&Amp▶ 1 * C5 USB C to C Cable▶ 1 * PU Protective Case▶ 1 * USB A to C Adapter▶ 1 * User Manual▶ 1 * Certificate