T8 tube preamp:
PC-USB supports sampling rate: 192KHZ/24Bit
Distortion: RCA: 0.2%/HP: 0.003%
PC-USB support operating system: XP/W7/W8/W10/MAC/linux
Signal to noise ratio: RCA: 108dB/HP: 106dB
Headphone impedance matching: 16-300Ω
Working voltage: DC12V
Tube: 6H3N-EB (support replacement of 6N3 GE5657, 396A, 2c51, 12BA4, 5670, 6H3n)
Maximum output power: RCA: 1.9V/HP: 120mW@32Ω
Headphone amplifier chip: MAX9722
Bluetooth chip: QCC3031 Bluetooth 5.0 version, supports Qualcomm aptX and aptX HD audio
Operational amplifier chip: OPA1656
Decoding chip: ES9018K2M+CM6642
Input sensitivity: 2V
Frequency response: 20Hz-20kHz (±0.5dB)
Audio input: Bluetooth/ USB/ Optical/ Coaxial/ RCA
Audio output: 3.5mm Headphone output/ RCA(Active speaker / Amplifiers)
Size: 138*123*51MM

AIYIMA official website: [ Ссылка ]
Amazon link: [ Ссылка ]

A08 Pro Amplifier:
Chipset: TPA3255+QCC5125+CS4344+NE5532P+CD4052
Bluetooth chip: QCC5125
Bluetooth version: 5.0
Supported protocols: SBC\AAC\APTX\APTX-LL\APTX-HD\LDAC
Output power: 300Wx2 (4Ω load)
Speaker impedance: 4-8 Ohm
Channel output: Stereo output (left and right channels)
Working power supply: DC 24-48V. 5A or more
Treble and Bass: ±6db
Signal to noise ratio: ≥104db
Input sensitivity: 0.775V
Frequency response: 20-20Khz (±1db)
Input mode: RCA / Bluetooth
Audio input supported equipment: mobile phone, tablet, computer, MP3, TV, etc.
Output : RCA---passive speakers ; AUX --- active speakers / active subwoofers / power amplifiers
Size: length 123* width 152* height 40mm (excluding knobs and protruding parts)

AIYIMA official website: [ Ссылка ]
Amazon link: [ Ссылка ]

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