Specification:
1. DAC chip: ES9039SPRO
2. Weight: 0.78kg
3. Size: 18.5*9.5*3.3cm
4. Material: Aluminum alloy
5. Battery: 3.87v/13600mah
6. usb dac: yes, support
7. HD Bluetooth: yes, support
8. Balanced performance: 4.4mm/6.35mm
9. Coaxial optical input: yes, support