Neoteck Portable 3.5mm Headphone Amplifier with Bluetooth 5.0 Receiver, Two-Stage Gain Switch, 16-300 Ohm HiFi Earphone Amp, Aluminum Matte Surface

Neoteck Portable 3.5mm Headphone Amplifier with Bluetooth 5.0 Receiver, Two-Stage Gain Switch, 16-300 Ohm HiFi Earphone Amp, Aluminum Matte Surface

HiFi Headphone Amplifier, It supports most headphones of high impedance 16-300Ω, 3.5mm AUX Input and Output, signal-to-noise ratio> 100Db, THD + N = 0.0003%, fully filter noise, enjoy high-quality audio. Bluetooth 5.0 receiver, It is designed to deliver studio-quality sound to your ears through wireless Bluetooth 5.0 technology-suitable for your existing wired headphones, earphones and even speakers. Rechargable Lithium Battery, It adopts a rechargeable lithium battery, which allows it to stay working about 13 hours. Plus, there is a volume control knob for volume adjustment. Two-stage Gain Switch, It enhances the signal input into the amp circuit for the optimal performance of the headphones. Make it Possibility to output not only louder sound but a sharper and more Real stereo sound without distortion Broad Compatibility, This amplifier is remarkably compatible with a variety of digital devices, such as MP3, MP4, Mobile Phone, Computer, CD players and personal media player. Specifications:
Lithium battery capacity: 1500mAH
Amp using time: about 13 hours
Bluetooth decoding mode: SBC
Bluetooth protocol: A2DP V1.3.1, AVRCP V1.6 ,HFP V1.7, HSP V1.2
Bluetooth distance: 8m Max
Amp battery voltage: DC3.7V - 4V
Amp internal working voltage: ±4V
SNR>100Db
THD+N 0.0003%
Adapted Headphone Impedance: 16-300Ω
Dimension: 96 x 61 x 15mm(L x W x H)

Package:
1 x Bluetooth Headphone Amplifier
1 x Type-C Power Cable
1 x Audio Cable
1 x User's Manual