Features 1、Tube efficiency, using multiple capacitors and conventional analog capacitors. 2、Unique sound quality and wireless bluetooth, you could enjoy wireless playback quality feeling 3、Bluetooth CSR 5.0 program, aptx support, stable signal 4、Tuning wheel, mechanical deceleration mechanism could provide sound quality. 5、5 inch full frequency paper basin trumpet. Specification Description: This mini desktop FM ratio is capable of providing classic amplifier, unique sound quality, wireless bluetooth as well as cartoon appearance. Futhermore, it is also designed for balancing modern aesthetics and pragmatism, applying a variety of scenes and is also a treasured life artwork. Features: 1.Tube efficiency, using multiple capacitors and conventional analog capacitors. 2.Unique sound quality and wireless bluetooth, you could enjoy wireless playback quality feeling. 3.Bluetooth CSR 5.0 program, aptx support, stable signal. 4.Tuning wheel, mechanical deceleration mechanism could provide sound quality. 5.5 inch full frequency paper basin trumpet. 6.Tube efficiency and innovative circuit design, offering warm real dynamic experience. Specification: Optional color: Military green, Rose wood, Red Channel: 1.0 channel Speaker unit: 40mm Frequency Range: 90HZ-20KHZ Impedance: 4Ω USB charging: USB-5V-1000mAh Loudspeaker system: Full range magnetic shield + low frequency boost system Output Power: 3W Sensitivity: 85dB Input interface: 3.5mm Battery capacity: 1200mAh lithium battery (included) Package LIst: 1 x Charging Cable 1 x Bluetooth Speaker 1 x English Manual Notes: 1.Please do not connect the charging cable or start the product with wet hands. 2.Please do not store this product in a hot or humid place. When kids use, he or she need parental guidance. 3.Please do not listen to music for long time because of the hearing impairment. 4.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.