YAQIN MC-10T Desktop El34 Vacuum Tube Amplifier Hifi Tube Amp Preamplifier with 12AX7 Pre-amp

YAQIN MC-13S 40WPC EL34 6CA7 10L Vacuum Tube Push-Pull Integrated Amplifier without protect layer

Features:
1.MC-13S is the latest upgraded version of MC-10L. It is powered by Yaqin 6CA7T tubes which are better than Shu Guang EL34B in sound quality;
2.An analog VU meter on the front panel to monitor the average of the two channel output levels;
3.Class A push-pull power amplifier to reduce distortion;
4.Ultra linear push-pull amplifier provides greater output power;
5.Output transformers manufactured with Japanese silicon steel sheet and high-quality enameled wire, which offer a wide dynamic range at full rated output;
6.Utilizes the audiophile capacitors and high quality metal precision resistors dedicated for audio frequency;
7.Beautiful heavy duty chassis (stainless steel top, steel bottom) and aluminum panel and bezels.

Parameters:
Tubes: EL34(6CA7)× 4 (Output Tubes)
12AT7 × 4 (Voltage amplifiers and drivers)
Maximum Output: 40W per channel (8Ω)
Output Jacks: Two channels with two groups gold plated jacks
Output Impedance: 4Ω and 8Ω
Input Sensitivity: 0.25V
Input Impedance: 20KΩ
Input Jacks: 4 Groups gold plated isolated RCA jacks (CD, DVD, Tape, and Tuner)
Distortion of Harmonic Wave: ≤0.9% (at 28W)
Frequency Response: 10Hz ~ 76KHz (-2dB)
Signal-to-Noise Ratio: >85dB (A weight)
Supply Voltage: AC 110V / AC 220V, 60/50Hz
Power Consumption: 220W
Net Weight: 18kg (40lb)
Shipping Weight: 23kg (47lb)
Shipping Dimension: 60 * 45 * 30 cm (24″ x 17″ x 12″)

Package
A YAQIN MC-13S unit
A Power cable
A manual
Hex screw drivers to adjust bias
EL34(6CA7)×4

Can its inputs be connected directly to a 2.8mV outputs from a turntable (phono) player? What input to be connected, CD or DVD?
Sorry to tell you that the MC-13S can\’t connect turntable (phono) player directly. It have to connect a Phono amplifier first. Thanks.

If I have a warranty problem in the USA how is it handled?    YAQIN MC-13S 40WPC EL34 6CA7 10L Vacuum Tube Push-Pull Integrated Amplifier
YAQIN product have 1 year warranty.  If there is something when you receive it, please send it back to me will send you a new one. I will assume the Freight out and home.  If there are any quality problems after a week, please send it back to me will ask the factory repair it for you.You have to assume the Freight out and home.

It was mentioned tubes provided as EL34(6CA7) x 4 under “Parameters”. Can you confirm only 6CA7 tubes are shipped in an order for this item? How many days to ship to Singapore?
It will comes with all the tubes: EL34(6CA7)× 4 (Output Tubes), 12AT7 × 4 (Voltage amplifiers and drivers). will cost about 2-7 working days to Singapore. Thanks.