Xtech Headphones Sphere XTH-620 Wireless Black

Lightweight design that fits comfortably over the ears.
Natural and very clear sound from different audio sources.
40mm micro speakers impart a natural and very clear sound from different audio sources.
The pods rotate to wear the hearing aid flat on your shoulders.
Controls for music or call management integrated into the unit.

Maximum output power (R.M.S.): 40mW.
Frequency response: 100Hz-20kHz.
Signal to noise ratio: 80dB.
Impedance: 32Ω.
Sensitivity: 119±3dB.
Wireless range: 10m.
Cable length: 1.3m.
Dimensions: 15.3×18.5×4.0cm.
Connection type: 3.5mm and wireless technology.
Wireless RF Frequency: 2.4GHz-2.480GHz.
microSD memory slot.
Battery: Lithium polymer cell, 300mAh.