Xit Audio Bluetooth Rechargeable Portable Mini Audio Speaker w/ Microphone electrostatic the diaphragm is exposed to

the diaphragm is exposed to high pressure and distortion occurs

The protrusion in the center fits into the ear well

TECHNICAL SPECIFICATIONS

Excellent isolation and acoustic coupling to the ear

35 mm stereo headphone plug and a fabric jacket

Xit Audio Bluetooth Rechargeable Portable Mini Audio Speaker w/ Microphone electrostatic the diaphragm is exposed toThe Xit AXTRECBK rectangular Bluetooth speaker is compact with an amazing, high quality sound. Play your music anywhere from your iPhone, Android or other smartphone as well as MP3 players. It complies with Bluetooth 3. 0 + EDR technology and has a 30 foot range. It comes complete with a USB charging cord, an auxiliary input cord with 3. 5mm plugs and a removable lithium battery. Complies with Bluetooth 3. 0 10 meter 30 feet range Works with most