This is one of best KT88 tube amp in china, with its High quality and High-end level power transformer and output transformers give you a best sound
Basic technical parameters:
Product technology and materials
BOYUU is specially for HIFI Transformers export to Japan and others countries, and one of leader market chinese brand of transformer , then itâ€™s why the BOYUUâ€™s amplifier transformers are better than others and its tube amps can give a better sound.
The tube portection grille is not include. If you want to purchase its protection grill:
Use HIFI EXQUIS(1101017) tube amps Precautions:
1. Tube amp must connected with speakers before turning ON. Strictly prohibit send signals to amp without connected loads(speakers) or load short circuit when the switch is ON.
2. Too high or too low power supply voltage does irreversible harm to the amp,preferably less than 5% of the specified voltage. If your mains voltage exceeds this value, often best to use with the AC power supply.
3. Temperature is higher when tube amps working, placing attention to ventilation, cooling.
4. In the boot or just shut down for a period of time (within 30 minutes) Do not spill liquid on the tubes.
5. You should take about 100h time to operate the amp.RUN-IN to the amp gives it’s best and stable sound.so during the first 100h use time the sound maybe is not the best,you can also use your own run-in method.
All HIFI EXQUIS(1101017) tube amplifier used with stereo mode: 2 speakers, L and R.
Normally there are 6 RCA outputs are for 2 different impedence which are 4 ohms or 8 ohms than: +8L, +4L, -0L, -0R, +4R, +8R
Example when your speakers are 8 ohms, you plug +8L and -0L for left speaker, -0R and +8R for right .
And for 6 ohms impedence speakers you can plug to either 8 ohms mode or 4 ohms mode.
Some tube amplifier power cable(plug) is not included, because of the electrical outlet format, but you can always use the PC power cable(plug) in 110v- 240v
Look HIFI EXQUIS(1101017) speakers cables or RCA connector cables:
Our Tube amplifier guarantee :
Tube amplifier Guarantee: 3 months for tubes, 12 months for the machine. Some tubes’ guarantee extended to 6 months or 1 year(indicated in the product description)
Feedback&After-sales service is in France and China:
1.Since online shopping uncertainty, so thank u very much for choosing&trusting us.our service is ready to help u any time,your feedback is extremely important to us.
2.If you are satisfied, please leave 5 stars positive feedbacks, Itâ€™s very honored for us to achieve generous authentic assessments and photographs,thx!
3.Any product or shipping issue, please contact us before opening the dispute or leaving any nertral/negative feedback, we’ll carefull to do our endeavor to solve problems to the most make you satisfied.
4.In case of returns, please contact us first, you describe the problems and reasons.Then we’ll send you the return slip.For all other questions contact us by site message or email(hifi.exquis AT yahoo.com) .and for French(language) customer, your can also contact Mr. Alex FENG by phone: 0033-676779166
1, For delivery:We need a processing time for preparing the order to deploy products and process the china local shipping. After the International warehouse delivery, we shall provide u the tracking number in 5~10 days for the international shipping.
2, Import duties:Taxes and charges are not included in the item price or shipping charges.These charges are the buyer’s responsibility. Often we declare value further less than real price, if you need, please contact us by message or email to discuss about the Customs declaration.
3, For Brazil’s courier ship ways we need declare the real product and ship value to the Customs. But if you use China post air way we can decalre a lower price.
4, For Russia CTR-LAND PICKUP ship way, the tariff is include.
5, You should check the product’s appearance (and tubes) safety before to sign receipt. else we can’t seek compensation with the couriers.
Unconditional Return Terms(for all items have “Returns Extra Faultless Goods” condition):
1, notice us first
2, All the items must be returned in original condition for refund /exchange,the buyer is responsible for all shippig costs incurred(round-trip), the fees of free-shipping item is 100kg for 2$USD,
3,please make sure you get the sellerâ€™s return address, and write â€œgiftâ€ on the delivery detail sheet. Please use regular postal service and send us the tracking number. As soon as we receive the items, we will repair or exchange them ASAP.
HIFI EXQUIS is a company specialized on HIFI products in the world, offering you the best HIFI products which are tasty and exquisite of both the quality and service, all our selling products are configured to fit different Countries and electric norms , and guaranteed you a risk free purchase and 100% satisfied. We also commit ourselves the best quality / price of the product for you.
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|Shipping Company||Shipping Cost||Estimated Delivery Time|
|3 - 7 days|
|3 - 7 days|
|5 - 14 days|
|Post Air Mail||Free Shipping||15 - 45 days|
|Return Policy||If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.
N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
|Seller Service||On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).|