Topping NX1 Earphone Headphone Portable Stero MP3 Amplifier 3.5mm Rechargeable

The ToppingNX1 has been designed for MP3/MP4/mobile phone/computer that can not get best effect of high impedance from the headset due to the low power to improve the power and sound quality.

0.000015% Distortion

* Splendid combination of Amplifier * The topping NX-1 use high performance chips OPA1611, designed by TI CO,Ltd which is for audio * amplification and can bead to reach the extreme distortion degree index of 0.000015% almost zero distortion.

Classical designed circuit

* Op-amp circuit still adopted the mature classic op-amp +buffer design.

* The best balance between high quality and reliable lasting dyrability.

* high frequency low resistance capacitance, very low loss and resistance

* NX-1 voice is as brilliant as Steinway piano which is with 50 years history.

Innovation Power Supply Design * USB intelligent charging.

* 1000mAh large-capacity lithium polymer battery makes the battery life can reach max 4 hours. * Full play to the op-amp and guarantee the good performance.

* Drive high impedance headphones with enough dynamic level range.

* Can adapt to the charge output of computer USB port and variety of Plugs.

* Automatically adjust the suitable charging current.

* Only need 1 hour if charging via 2A supply.

Humanized Function Indicators

* With Power LED & Charge LED indicator.

* The overall thickness less than 13mm.

* Upgrade with gain control and bass boots functions to perfectly match with different resistance and sensitivity headphones.

Package Content: 1 x NX1 Earphone Amplifier, 1 x Audio Cable, 1 x USB Charge cable, 2 x Silicone Band, 5 x Velcro