The Shanling UP5 is a portable USB DAC and headphone amplifier with MQA support that enhances your music with transparent, balanced, and detailed sound across the frequency range. Plug the cable from your headphones into the UP5 and connect it to a smartphone or tablet via Bluetooth. Already you enjoy wireless sound at a high quality level. However, the UP5 can also be used as a USB DAC and connected to the source device via USB cable. Whether you need a balanced 2.5mm, 4.4mm or unbalanced 3.5mm headphone output, Shanling has equipped the UP5 with all three connectors to accommodate just about any headphone. In addition, the UP5 has a rated output power of up to 240mW @ 32 ohms to drive power-hungry headphones with ease. Conveniently, the UP5 features a rotary dial for adjusting volume and navigating through menu items. High-quality components and all of Shanling's know-how have gone into the UP5 to make it a user-friendly sound enhancer. A QCC5120 Bluetooth chip provides lossless playback, stable Bluetooth 5.0 connectivity, and support for high-resolution codecs such as LDAC, aptX HD, and AAC. In addition, the two ESS9212C DAC chips provide a clear, low-distortion listening experience and excellent energy efficiency. Settings such as volume, equalizer, gain, codec played, load on/off, and auto mode are displayed on the 0.96-inch OLED screen and can be quickly accessed and adjusted via the volume control on the side of the unit. In addition, the Shanling Eddict Player app for Android and iOS gives them further control over settings and sound preferences such as Bluetooth codec, filter, gain level as well as equalizer and more.