KA1

KA3

Color

Classic black/Dark green

Black (Black main body, gold ends)

DAC chip

ES9281AC PRO

CT7601 + ES9038Q2M + RT6863D * 2

FiiO Control

N/A

Supported

Weight

About 10g

About 17.5g

Dimensions

Body: About 40mmx15mmx8mm

Cable length: 70mm

About 56.3mm x 20.2mm x 12mm

Audio input

USB Type-C/Lightning, fixed cable

USB Type-C, interchangeable cable

Headphone output

3.5mm(PO)

3.5mm (PO)+4.4mm (BAL)

Sampling rate RGB indicator

Blue: ≤48kHz

Yellow: ＞48kHz

Green: DSD

Magenta: MQA

Blue: ≤48kHz

Yellow: ＞48kHz

Green: DSD

Audio format support

PCM: 384kHz/32bit

DSD: DoP 64/128

Native 64/124/256

MQA: 16x

PCM: 768KHz/32bit

DSD: Dop 64/128/256

Native 64/124/256/512

Output amplitude

PO:1.2V(32Ω/THD+N<1%)

PO: 2V(32Ω/THD+N<1%)

BAL:2.7V(32Ω/THD+N<1%)

Output power

45mW@32Ω(PO)

130mW@32Ω(PO)

235mW@32Ω(BAL)

THD+N&Noise floor

＜0.0005% (32Ω, A-weighted)

<0.0008% (PO, 32Ω)

<0.0010% (BAL, 32Ω)

SNR

≥114dB (32Ω, A-weighted)

≥122dB (PO, 32Ω, A-weighted)

≥119dB (BAL, 32Ω, A-weighted)

Power consumption

50mA (Standby)

60mA (40mV)

120mA (Standby)

130mA (PO, 40mV)

130mA (BAL, 40mV)