The CPSK/BT is I-O Data’s latest Bluetooth 2.1+EDR, A2DP 1.2, AVRCP 1.0, HFP 1.5, HSP1.1… stereo speaker with integrated batteries for up to 10hrs worth of playtime (needs 180 minutes to recharge). Either plug it into an AC adapter or directly to a PC Mac (USB power), compatible with iPhone running the OS3.0 and can also be used has hands-free system with almost any phone.

If needed you can plug a Bluetooth device to it thanks to the usual line-in input.