Specifications:

Brand: Artiste

Model: D2

Item: Wireless 

Headphones

Connection: 2.4GHz Wireless

Working voltage: Transmitter: DC 5V 

headphone: DC 1.2V 2 

Charging time: 4-6 hours

Operating time: 8 hours

Headphone weight: 195g

Working voltage: Transmitter/charger DC 5V 550mA

Receiver: 2.2V

Frequency response: 30Hz-20KHz

Carrier frequency: 2.4GHz

Modulation modes: GFSK

Degree of distortion: <0.5%

SNR: 75dB

Effective distance: 30 meters

Working time：8 hours

Charge time：4-6 hours

Features:

Amazing stereo sound like in theatre:

Enjoy amazing crystal clear sound with a frequency response of 30HZ - 20kHZ, total harmonic distortion of 0.5% and signal-to-noise ratio of 75db.

Includes Wireless headphones, a Wireless transmitter that acts as the headphone charging dock and two AAA NiMH rechargeable batteries.

Wireless UHF technology:

The 2.4GHz digital headphones use radio Frequency signals and have an expanded reception range (up to 100ft)

that does not require keeping the headphones within the line of sight of the transmitter.

Perfect for use with your TV, Computer or Hi-Fi radio.

Lightweight and comfortable:

An adjustable soft padded headband and over-ear earpads are designed to provide maximum comfort.

Listen to music for hours and forget you even wear them!

Rechargeable batteries (included):

The supplied rechargeable NI-MH batteries last approximately 20 hours on a full charge and recharge automatically

when you place the headphones on the base station.

Smart features:

Volume memory preset, ON/OFF LED indicator, muting, speed charge and low power indicator alert, supports TV, MP3, iPods and smartphones devices.

What's in the box:

1 x D2 Wireless headphone

1 x 2.4GHz transmitter/charging base unit

1 x 3.5mm-3.5mm audio cable

1 x 3.5mm stereo jack to RCA adapter cable

1 x AAA size,1.2V rechargeable batteries (one pair)

1 x AC/DC power adapter

1 x 3.5mm - 6.3mm rotary union

1 x User guide: