4 in 1 Multifunctional Headphones, Stereo BT +TF Card MP3 player + FM Radio + 3.5mm Wired Headset function.

BT 4.2 technology ensures strong signal and fast transmission, easy to pair with almost all BT-enabled audio devices to enjoy wireless stereo music; with 3.5mm audio jack, it can connect to a variety of music players (Such as, MP3 / MP4, etc) without BT function.

Noise Cancellation and high-sensitive microphone reduce ambient noise and grasp the detail of voice. You can get high quality hands-free phone conversation even on the street.

Built-in 240mAh rechargeable Lithium battery lasts up to 8 hours of Working Time and 160  hours standby Time. 

Foldable and adjustable headband length, super soft earmuff, comfortable to wear and easy for storage.

Brand Name: NIA Q1

Type: Over-ear Headphone

Bluetooth version: V4.2

Support Profiles: HFP, A2DP, AVRCP, HSP

Transmission Distance: up to 10m

Frequency Range: 2.402GHz-2.480GHz

Frequency Response: 20Hz-20KHz

Impedance: 32Ω

Sensitivity:108+/-3db

Speaker Size: 40mm Nd Driver Unit

Rechargeable lithium battery: 240mAh

Audio Formats: MP3/WAV/WMA/FLAC/APE

TF Card Capacity: 32GB (Max)

Radio Frequency Range: 88-108Mhz

Working time: 8h

Charge Time: 2h

Charge Port: Micro USB

Plug Type: 3.5mm Audio Port

Color: Black

Package Size: 19.6 * 19.6 * 4.6cm / 7.8 * 7.8 * 1.8in

Package Weight: 228g / 7.9oz