The headphone amplifier supports the apt-X HD and LDAC codec which offers high sound quality wireless playback capability via Bluetooth hardware. Also supports Line-In, USB, SPDIF audio input.
The built-in SRC(Sample Rate Converter) chip is capable of processing digital audio signals up to the maximum 384KHz/32bit resolution.
A built-in USB-rechargeable Li-polymer battery enables long hours of high-resolution listening enjoyment, even outdoors. Its large charging capacity ensures approximately 10 hours of continuous playback. The unit goes into power saving mode when no audio signal for 10 minutes.
Description Bluetooth Hi-Res Headphone Amplifier
Standard Bluetooth 5.0 specification, Class II
Bluetooth Profile Supported A2DP Profile
Operating Range Up to 10 Meters
Operating Frequency 2.402 GHz - 2.480 GHz ISM Band
RF Output Power 4 dBm
Receiver Sensitivity 0.1% BER for all packet types -85dBm
Audio Sample Rate Up to 384KHz/32bit
Earphone Output 90mW+90mW / 16Ω
Input interface Bluetooth, Line in, SPDIF, USB
Output interface Analog, SPDIF
Digital Input Sample Rate SPDIF(192K/24 bit), USB(96K/24 bit), BT(48K/24 bit)
Digital Output Sample Rate SPDIF(192K/24 bit)
Analog Input 3.5mm stereo jack(40KHz)
Analog Output 3.5mm stereo jack(100KHz)
Frequency Response 20Hz ~ 100KHz
Power Supply +3.7V Li-polymer Battery.
Operation Current < 120 mA (max volume)
Low Power Mode Low Power Mode < 10 mA
Talking time/ Standby time 9 hours / 110 hours
Charging time 2 ~ 2.5 hours
Dimension 98 x 62 x 21 mm Weight 136 g
Operating Temperature 0°C to 50 °C
Storage Temperature -10°C to 60 °C
Humidity 10% to 90%
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