Sony Bluetooth 2.1 Headphones: The DR-BT100CX in-ear earbuds and headband DR-BT101. Both can handle phone calls thanks to a built-in microphone and call answer controls as well. The earbuds use 9mm Neodymium drivers while the latter sport a 30mm speaker made of the same material. Integrated music controls include volume adjustment and track forward and back buttons.
Either set is recharged with a USB cable, with life rated at up to 12 hours for the larger BT101s and 8 hours for the BT100CX set. The earbuds ship with three sizes of silicon earbuds for a comfortable fit in user’s ears. The A2DP, AVRCP, HFP and HSP Bluetooth profiles are supported by either product.
where can i get these earbuds?..especially in second pic!