1. High-Quality Audio Processing: The -PR01 Front Tone Board features six JRC2068D operational amplifier chips, ensuring superior audio processing for a rich and immersive listening experience. 2. Flexible Audio Connectivity: The unit offers versatile audio input and output options, including XH2.54-3P interfaces for both differential/balanced and single-ended/unbalanced connections. This flexibility allows seamless integration with a variety of audio systems and power amplifiers. 3. Enhanced Tone Control: You can easily fine-tune the audio output to match your preferences, creating a personalized sound profile. 4. Sturdy Build and Compact Design: With its compact dimensions of 120x65x15mm, the -PR01 Front Tone Board is designed to fit into various setups without taking up too much space. Its robust build ensures durability and , making it a reliable addition to your audio setup. 5. Easy Installation and Compatibility: The -PR01 comes with a 30cm shielded wire for audio input and XH2.54-3P terminals for output connections. It's compatible with a range of downstream power amplifiers, including models like -1602 and -3002, providing hassle-free installation and integration. Name: Front Tone Board Input Voltage: 12-30V DC (Cannot accept AC power) Working Current: 28mA Audio Input Interface: XH2.54-3P with a 30cm shielded wire Audio Differential/ Balanced Output Interface: Three XH2.54-3P terminals (left, right, subwoofer) Audio Single Ended/ Unbalanced Output Interface: Two XH2.54-3P terminals (left, right stereo, subwoofer) Operational Amplifier Chip: Six JRC2068D Potentiometer: 50K duplex potentiometer Colour:As Shown Material:PC Package Contents: 1 x Front Stereo Tone Board(Due to different product batches, the circuit board printing is slightly different, which does not affect the use) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.