The Logitec LBT-HP04 has a size of 1.2cm x 1.5 cm x 2 cm and weighing 13 grams, these lightweight earphones compatible with iPhone, iPod touch and other gadgets Bluetooth enabled and supports Bluetooth AVRCP profile. These earphones can last for 4 hours of music playback time and about 4.5 hours of talk time and standby time up to 90 times and has enough battery performance needed for everyday use. The Logitec LBT-HP04 Bluetooth series consists of three versions of such LBT-MPHP04A series for mobile, teh LBT-PCHP04 series for computers, and the LBT-AVHP04A series  for portable audio player. Every purchase comes with a small USB charging cradle. The  Logitec LBT-HP04 Bluetooth earphone series will be available in mid-November 2010.