![Amazon.com: YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics Amazon.com: YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics](https://m.media-amazon.com/images/I/81Sr1HuTD8L.jpg)
Amazon.com: YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics
![Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics](https://m.media-amazon.com/images/I/61aVoS0kMPL.jpg)
Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics
![Amazon.com: YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics Amazon.com: YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics](https://m.media-amazon.com/images/I/61MBbRV-w5L.jpg)
Amazon.com: YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics
![Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics](https://m.media-amazon.com/images/I/71x5scYbwlS.jpg)
Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics
![Amazon.com: YAQIN MC-100B KT88 HiFi Vacuum Tube Push Pull Integrated Amplifier, HiFi Valve Tube Pure Amplifier, 110V/220V, RCA Jack x 4 Input, 50Wx2 / 25Wx2 Output, KT88/6N8P/12AX7B Tube AMP : Electronics Amazon.com: YAQIN MC-100B KT88 HiFi Vacuum Tube Push Pull Integrated Amplifier, HiFi Valve Tube Pure Amplifier, 110V/220V, RCA Jack x 4 Input, 50Wx2 / 25Wx2 Output, KT88/6N8P/12AX7B Tube AMP : Electronics](https://m.media-amazon.com/images/I/61xbvlkjO6L.jpg)
Amazon.com: YAQIN MC-100B KT88 HiFi Vacuum Tube Push Pull Integrated Amplifier, HiFi Valve Tube Pure Amplifier, 110V/220V, RCA Jack x 4 Input, 50Wx2 / 25Wx2 Output, KT88/6N8P/12AX7B Tube AMP : Electronics
![Amazon.com: Yaqin Vacuum Tube Integrated Amplifier or Power Amplifier MS-500B Class A Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 : Electronics Amazon.com: Yaqin Vacuum Tube Integrated Amplifier or Power Amplifier MS-500B Class A Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 : Electronics](https://m.media-amazon.com/images/I/614O47oOTLL._AC_UF350,350_QL80_.jpg)
Amazon.com: Yaqin Vacuum Tube Integrated Amplifier or Power Amplifier MS-500B Class A Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 : Electronics
![Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics](https://m.media-amazon.com/images/I/61hqe8Tw2WL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics
![Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics](https://m.media-amazon.com/images/I/71Si9QimJWL._AC_UF350,350_QL80_.jpg)
Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics
![Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics](https://m.media-amazon.com/images/I/617zpFGX63L._AC_UF350,350_QL80_.jpg)
Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics
![Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics](https://m.media-amazon.com/images/I/511CM-eyLeS._AC_UF350,350_QL80_.jpg)
Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics
![Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics](https://m.media-amazon.com/images/I/61QbAODLDxS.jpg)
Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics
![Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics](https://m.media-amazon.com/images/I/61rs9zobCFL._CR204,0,1224,1224_UX256.jpg)
Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics
![Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics](https://m.media-amazon.com/images/I/81lUXNr9SGS._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Yaqin MC-84L Stereo Vacuum Tube Push-Pull Integrated Amplifier,Output Power12Wx2,Tubes 6P14x4pcs 12AX7Bx2pcs : Electronics
![Amazon.com: YAQIN MC-10T Vacuum Tube Push Pull Integrated Amplifier, HiFi Lamp AMP Preamplifier Power Amplifier, SRPP Circuit, 110V/220V, 40Wx2 Output,with EL34B, 12AX7B, 12AU7 Tube : Electronics Amazon.com: YAQIN MC-10T Vacuum Tube Push Pull Integrated Amplifier, HiFi Lamp AMP Preamplifier Power Amplifier, SRPP Circuit, 110V/220V, 40Wx2 Output,with EL34B, 12AX7B, 12AU7 Tube : Electronics](https://m.media-amazon.com/images/I/61iSvmZSYzL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: YAQIN MC-10T Vacuum Tube Push Pull Integrated Amplifier, HiFi Lamp AMP Preamplifier Power Amplifier, SRPP Circuit, 110V/220V, 40Wx2 Output,with EL34B, 12AX7B, 12AU7 Tube : Electronics
![Amazon.com: Yaqin Vacuum Tube Integrated Amplifier or Power Amplifier MS-500B Class A Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 : Electronics Amazon.com: Yaqin Vacuum Tube Integrated Amplifier or Power Amplifier MS-500B Class A Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 : Electronics](https://m.media-amazon.com/images/I/51ORcz0JuEL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Yaqin Vacuum Tube Integrated Amplifier or Power Amplifier MS-500B Class A Single Ended, Tubes: 300Bx2, 6N8Px2,12AU7x2,5Z3Px1 : Electronics
![Amazon.com: YAQIN MC-10T Vacuum Tube Push Pull Integrated Amplifier, HiFi Lamp AMP Preamplifier Power Amplifier, SRPP Circuit, 110V/220V, 40Wx2 Output,with EL34B, 12AX7B, 12AU7 Tube : Electronics Amazon.com: YAQIN MC-10T Vacuum Tube Push Pull Integrated Amplifier, HiFi Lamp AMP Preamplifier Power Amplifier, SRPP Circuit, 110V/220V, 40Wx2 Output,with EL34B, 12AX7B, 12AU7 Tube : Electronics](https://m.media-amazon.com/images/I/61qtfMAeFeL.jpg)
Amazon.com: YAQIN MC-10T Vacuum Tube Push Pull Integrated Amplifier, HiFi Lamp AMP Preamplifier Power Amplifier, SRPP Circuit, 110V/220V, 40Wx2 Output,with EL34B, 12AX7B, 12AU7 Tube : Electronics
![Amazon.com: YAQIN MC-100B KT88 HiFi Vacuum Tube Push Pull Integrated Amplifier, HiFi Valve Tube Pure Amplifier, 110V/220V, RCA Jack x 4 Input, 50Wx2 / 25Wx2 Output, KT88/6N8P/12AX7B Tube AMP : Electronics Amazon.com: YAQIN MC-100B KT88 HiFi Vacuum Tube Push Pull Integrated Amplifier, HiFi Valve Tube Pure Amplifier, 110V/220V, RCA Jack x 4 Input, 50Wx2 / 25Wx2 Output, KT88/6N8P/12AX7B Tube AMP : Electronics](https://m.media-amazon.com/images/I/61d8xegjo-L.jpg)
Amazon.com: YAQIN MC-100B KT88 HiFi Vacuum Tube Push Pull Integrated Amplifier, HiFi Valve Tube Pure Amplifier, 110V/220V, RCA Jack x 4 Input, 50Wx2 / 25Wx2 Output, KT88/6N8P/12AX7B Tube AMP : Electronics
![Yaqin PH-5L Hi-Fi Vacuum Tube Headphone Amplifier, Profession Monitor Valve Headphone Amp Stereo Audio Preamplifier, Drive 32 Ohm Low Impedance to 300 Ohm High Impedance Different Headphones Yaqin PH-5L Hi-Fi Vacuum Tube Headphone Amplifier, Profession Monitor Valve Headphone Amp Stereo Audio Preamplifier, Drive 32 Ohm Low Impedance to 300 Ohm High Impedance Different Headphones](https://m.media-amazon.com/images/I/61dwVbRkEcS._AC_UF894,1000_QL80_.jpg)
Yaqin PH-5L Hi-Fi Vacuum Tube Headphone Amplifier, Profession Monitor Valve Headphone Amp Stereo Audio Preamplifier, Drive 32 Ohm Low Impedance to 300 Ohm High Impedance Different Headphones
![Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics](https://m.media-amazon.com/images/I/5153UGg0deL._AC_UF350,350_QL80_.jpg)
Amazon.com: Yaqin B-2T Vacuum Tube Preamp Pre Amplifier with Remote Control, Tubes EL84x4,12AX7x2…AC110V and AC230V Optional … : Electronics
![Amazon.com: YAQIN MC-100B KT88 HiFi Vacuum Tube Push Pull Integrated Amplifier, HiFi Valve Tube Pure Amplifier, 110V/220V, RCA Jack x 4 Input, 50Wx2 / 25Wx2 Output, KT88/6N8P/12AX7B Tube AMP : Electronics Amazon.com: YAQIN MC-100B KT88 HiFi Vacuum Tube Push Pull Integrated Amplifier, HiFi Valve Tube Pure Amplifier, 110V/220V, RCA Jack x 4 Input, 50Wx2 / 25Wx2 Output, KT88/6N8P/12AX7B Tube AMP : Electronics](https://m.media-amazon.com/images/I/61xbvlkjO6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: YAQIN MC-100B KT88 HiFi Vacuum Tube Push Pull Integrated Amplifier, HiFi Valve Tube Pure Amplifier, 110V/220V, RCA Jack x 4 Input, 50Wx2 / 25Wx2 Output, KT88/6N8P/12AX7B Tube AMP : Electronics
![Amazon.com: YAQIN MC-10T Vacuum Tube Push Pull Integrated Amplifier, HiFi Lamp AMP Preamplifier Power Amplifier, SRPP Circuit, 110V/220V, 40Wx2 Output,with EL34B, 12AX7B, 12AU7 Tube : Electronics Amazon.com: YAQIN MC-10T Vacuum Tube Push Pull Integrated Amplifier, HiFi Lamp AMP Preamplifier Power Amplifier, SRPP Circuit, 110V/220V, 40Wx2 Output,with EL34B, 12AX7B, 12AU7 Tube : Electronics](https://m.media-amazon.com/images/I/51I4EkL4bZL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: YAQIN MC-10T Vacuum Tube Push Pull Integrated Amplifier, HiFi Lamp AMP Preamplifier Power Amplifier, SRPP Circuit, 110V/220V, 40Wx2 Output,with EL34B, 12AX7B, 12AU7 Tube : Electronics
![YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics - Amazon.com YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics - Amazon.com](https://m.media-amazon.com/images/I/618iVi3TbCL._AC_UF1000,1000_QL80_.jpg)
YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics - Amazon.com
![Amazon.com: YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics Amazon.com: YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier,Output Power 40Wx2, Tubes:2x12AX7, 4xEL34,2x12AU7,AC110V and 230V Optional. : Electronics](https://m.media-amazon.com/images/I/81Yq3QnRadL._AC_UF1000,1000_QL80_.jpg)