Description
The DUNU CONCEPT R is a portable CD player and record player that combines high-end R2R decoding with modern tube technology. This device is designed to bring back the analog warmth and soul of vinyl and CD music, while incorporating cutting-edge digital technology. With a full R2R DAC architecture and dual JAN6418 tube output, the CONCEPT R delivers an unparalleled listening experience.
Its aviation-grade aluminum chassis and CNC precision design make it both visually stunning and durable. The CONCEPT R supports up to 1220mW of output power at 32Ω, ensuring it can drive even high-impedance headphones with ease. Equipped with Bluetooth V5.3 aptX Adaptive and aptX support, the CONCEPT R is versatile for modern wireless listening. Plus, it includes a robust 12,000mAh battery for up to 10 hours of playback, making it the ideal device for audiophiles who demand the best in portability and sound quality.
Features
Full R2R Decoding: Features a full differential four-channel R2R DAC for superior natural sound.
Dual Tube Output: Includes dual JAN6418 tubes to provide both a smooth, warm sound and the flexibility to switch between tube and transistor output modes.
High Output Power: Delivers up to 1220mW at 32Ω for powerful sound performance across a wide range of headphones.
Bluetooth aptX Support: Bluetooth V5.3 with support for aptX Adaptive, aptX, and SBC for high-quality wireless streaming.
Long Battery Life: A 12,000mAh battery provides up to 10 hours of playback on balanced output, ensuring long-lasting performance.
Magnetic CD Clamp: Ensures stable playback with better disc reading accuracy and smooth operation.
USB DAC Function: Supports PCM768kHz and DSD512 for use as a high-quality USB DAC with your PC or other devices.
Specifications
Dimensions: 205 x 150 x 32 mm
Weight: 1165g
Screen: 1.68-inch OLED display
USB DAC Support: PCM 768kHz/32bit, DSD512
Battery: 12,000mAh with up to 10 hours of playback
Power Input: USB-C, 5V/2A or 9V/2A
Audio Outputs: 3.5mm & 4.4mm headphone outputs, coaxial/optical SPDIF output
Bluetooth Version: V5.3, aptX Adaptive, aptX, SBC
Audio Output Specification
3.5mm Headphone Output:
Output Power (Transistor): Low Gain: 57mW@32Ω, High Gain: 158mW@32Ω, High Gain: 330mW@32Ω (DC power)
Output Power (Tube): Low Gain: 47mW@32Ω, High Gain: 158mW@32Ω, High Gain: 268mW@32Ω (DC power)
THD+N: 0.03%
Dynamic Range: 116dB
SNR: 116dB
Output Impedance: 4.7Ω
4.4mm Headphone Output:
Output Power (Transistor): Low Gain: 195mW@32Ω, High Gain: 551mW@32Ω, High Gain: 1220mW@32Ω (DC power)
Output Power (Tube): Low Gain: 195mW@32Ω, High Gain: 551mW@32Ω, High Gain: 1087mW@32Ω (DC power)
THD+N: 0.02%
Dynamic Range: 117dB
SNR: 117dB
Output Impedance: 6.6Ω
- Payment Terms:1. We only accept paypal payment, other payment methods are not acceptable.2. Payment should be completed within 7 days of bid or auction closing. Or unpaid dispute will be filed for non-payer after 7 days of sales day.Shipping Terms:1. We ship to Worldwide.
2. We ship your orders within 1-2 business days after the payment cleared.
3. Item shipped from HONGKONG/Singapore / China / Post Airmail, reach most of the countries within 15 to 25 days.If some countries cannot send the default shipping channel. need to choose to send FEDEX, DHL, EMS express delivery, you need to pay additional shipping costs,and we will contact you by email for the specific amount.If you need to choose EMS/DHL/FEDEX, please contact us. But the need to charge additional shipping costs.
4. Deivery time depends on destination and other factors, it may takes up to 25 days. If you don't receive the item after 25 days,
Please contact us, we'll investigate and solve the delivery problem.Return Terms:1. If you receive defective item, please kindly notify us within 7 days. We will guide you the returning instruction for replacement or refund.2. If you purchased in improper condition, please NOTE that the sipping and handling fee will not be refund,All costs incurred for product returns areto be paid by the buyer. (Return the resulting duties,) Guarantee the integrity of the returned product.all return shipping fee should be paid by the buyerunless item DOA.Please notice us within 3 days and return the case within 7 days after receiving (The date on Post Mark is for standard). After our receivingof the items in good appearance condition, you may have a replacement or refund as long as we cancel the order on ebay, and Shipping cost is non-refundable,as you know shipping & handling was paid to post office.3.If the item was sent back for repair, buyer pays for the returning fee. We will be responsible for 2nd shipping cost & handling.If you ask for replacement or repair after one month since you paid, you need to pay for the 2nd shipping cost & handling.If you have to return the item for the refund, you will pay a 20 % restocking fee.4.The address on the parcel is not ours, it is the postman, please DON'T SHIP TO THERE. Please contact with us for the return address before you return it, otherwise
we can’t get the parcel you returned. Please contact us for return address before you send.
Warranty:
1 year carry in warranty.Return and exchange item within 30 days of delivery if item not functioned.Buyer responsible shipping and handling fee.Buyers Please Note:Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer responsibility.Please check with your country customs office to determine what these additional costs will be prior to bidding/buying.Custom Duties & Taxes:1. Import duties, taxes, and charges are not included in the item price or postage cost. These charges are the buyer's responsibility.2. Avoiding some unnecessary trouble, please check with your country's customs office to inform us what we should declare its value before shipping.3. If the condition of your purchase is incorrect, please pay attention to the resulting customs duties for the return, and the customs duties arising from the return should be paid by the buyer, unless the item DOA.Feedback:1. If you are dissatisfied for any reason, please don't be quick to leave us neutral or negative feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers.2. If you are satisfied with the product you received, please kindly leave us a positive feedback and 5 star DSR. If there is any problem of your order, please feel free to contact us firstly, we are responsible and credible seller, will follow it for you asap