Design and Architecture:

• Fully discrete and fully balanced design for DAC, LPF, and headphone amplifier.

• Symmetrical double-side PCB layout to minimize interference.

DAC and Digital Processing:

• Discrete 1-bit DAC with 128 high precision Thin Film Resistors.

• FPGA for enhancing digital audio signal.

• Dual femtosecond crystal oscillators for low jitter playback.

Amplification:

• Class A and Class AB dual amplifier operation mode, switchable via pull-down menu.

• Discrete headphone amplifier with 4-channels, using JFET for differential input and BJT for voltage amplification.

Outputs:

• 4.4mm balanced and 3.5mm single-ended outputs, configurable to Line Out or Pre-Out.

• Dedicated line drivers for Line Out and Pre-Out.

Power Supply:

• Independent regulation for digital and analog circuits.

• POSCAP Tantalum-Polymer Capacitors and premium ceramic capacitors in power supply system.

Processor and Storage:

• 64-bit Snapdragon 665 with 4G RAM.

• 64GB internal storage, expandable via TF card up to 1TB.

• Customized Android 12.0 with DTA (Direct Transport Audio).

Connectivity:

• Dual-band WiFi (2.4GHz/5GHz).

• Bluetooth 5.0 supporting LDAC, UAT, AAC, and SBC codecs.

• Supports MQA (16x decoding).

Battery:

• 3.8V 9000mAH Lithium battery with PD2.0 fast charging.

• Playback up to 10 hours (3.5mm single-ended) and 8.5 hours (4.4mm balanced).

Additional Features:

• High precision analog volume control from JRC.

• HiByCast for system-wide control via mobile phone.

• OTA firmware upgrade support.

Included Accessories:

• N7 Digital Audio Player

• N7 Leather Case

• 4.4mm to 2.5mm (F) Adapter

• 3.5mm to 2.5mm (F) Adapter

• USB-C Cable

• Tempered Glass Screen Protector

• User Manual