ERZHOU produces consumer audio electronics, including HiFi Bluetooth receivers, stereo amplifiers, and DACs, designed for flexible home audio streaming.
ERZHOU, affiliated with Shenzhen Heareal Tech Co., Ltd., specializes in manufacturing versatile consumer audio equipment and electronic accessories.
Their product lineup features flexible audio solutions such as HiFi Bluetooth receivers, digital-to-analog converters (DAC), stereo audio preamps, FM radios, and headphone amplifiers. Integrating both digital and analog connection options like coaxial, optical fiber, and USB, ERZHOU devices bridge modern digital streaming with classic sound systems, allowing users to customize and elevate their home audio experiences.
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Short-press the MODE/SET key to switch to Bluetooth mode (the display will show the Bluetooth and phone icons). Then, search for your device name (e.g., Heareal-L7) in your mobile phone's Bluetooth settings and select it to pair.
Ensure you have switched the input mode to SPDIF and verify that the optical input indicator is active. Additionally, check that the device isn't muted and remember that the front headphone jack may override rear audio output if plugged in.
You should use a USB flash drive or mobile hard drive formatted in FAT32 or exFAT. Ensure that the audio files are not higher than the standard CD quality rate of 44.1KHz and 16Bit.
For after-sales service or warranty support, you should contact the seller from whom you purchased the equipment. You can also email the manufacturer directly at heareal@126.com.