Khadas Tea Pro

Chipset Bluetooth: Qualcomm QCC5181

USB: XMOS XU316-1024

DAC: ESS ES9039Q2M

Operational Amplifier

 I/V Conversion: TI OPA1612 × 2

 Low-Pass Filter (LPF): TI OPA1612 × 2

 Buffer: Ricore RT6863 × 2

Volume Control: NJU72315 × 2

Ultra-low noise LDO: ESS ES9311Q (1.3 μVrms)

Apple MFi: Apple Authentication 3.0 Coprocessor

Audio

Performance

Sampling

Rate

4.4 mm Headphone Jack

THD+N (1 kHz, No load): 0.000126% (-118dB)

Max Noise: < 3.5 μVrms

SNR (1 kHz, No load): 122 dB

DNR (1 kHz, No load): 121 dB

Max Output @600 Ω: 41.67 mW (5.0Vrms), THD+N < -90dB

Max Output @150 Ω: 167 mW (5.0Vrms), THD+N < -90dB

Max Output @33 Ω: 165 mW (2.33Vrms), THD+N < -90dB

Max Output @16.5 Ω: 180 mW (1.72Vrms), THD+N < -90dB

3.5 mm Headphone Jack

THD+N (1 kHz, No load): 0.000158% (-116dB)

Max Noise: < 2.5 μVrms

SNR (1 kHz, No load): 120 dB

DN (1 kHz, No load): 119 dB

Max Output @300 Ω: 20.8 mW (2.5Vrms), THD+N < -90dB

Max Output @150 Ω: 42 mW (2.5Vrms), THD+N < -90dB

Max Output @33 Ω: 120 mW (2.0Vrms), THD+N < -90dB

Max Output @16.5 Ω: 100 mW (1.28Vrms), THD+N < -90dB

UAC1.0: Up to PCM 96 kHz/24 bit (DSD not supported, incompatible with iPhone)

UAC2.0: Up to PCM 768 kHz/32 bit, DSD512 (Native)

Bluetooth: Up to PCM 96 kHz/24 bit (DSD not supported)

Audio Formats Supports SBC / AAC / aptX / aptX Adaptive / aptX HD / LDAC

Gain Levels High Gain

 4.4 mm (at 0dB): 5.0 Vrms

 3.5 mm (at 0dB): 2.5 Vrms

Low Gain

 4.4 mm (at 0dB): 2.5 Vrms

 3.5 mm (at 0dB): 1.25 VrmsEQ Mode 7 Presets: Default / Classical / Jazz / Rock / Pop / Bass / Blues

Custom EQ: 10-band equalizer, adjustable gain from -12dB to +12dB

OS

Compatibility

iOS / iPadOS: Natively supported (MFi certified)

Android: Plug and play

macOS: Natively supported

Windows 7 / 8 / 10 / 11: Requires Khadas USB ASIO driver

Linux: Compatible with systems running UAC2.0-compliant kernels

Screen 0.95” Color AMOLED

120 × 240 RGB

Buttons Power × 1, Menu × 1, Volume Up (+) × 1, Volume Down (–) × 1

Ports 3.5 mm Headphone Jack × 1

4.4 mm Headphone Jack × 1

USB-C × 1 (Audio input + Charging）

Microphone Analog Microphone × 1, SNR ≈ 59 dBA

Khadas

Audio App

Supports gain adjustment, EQ tuning, filter selection, language switching, firmware

updates, and more.

Body

Materials

CNC-machined aluminum chassis, Corning® Gorilla® Glass 3, Premium wear-resistant leather

back panel

Power &

Battery

Capacity: 2100 mAh

Battery Life:

 ≥ 11 hours (Bluetooth AAC)

 ≥ 8 hours (USB-C, 44.1 kHz)

Size &

Weight

102.7 × 64.0 × 7.85 mm (excluding button height)