SPRACHT Speakerphone, Bluetooth, 3 Watt, SilverHands-free Bluetooth speakerphone offers easy, wireless conference calling via your Bluetooth-enabled mobile phone, PC or even cordless home phone. Compact speakerphone is easy to use right out of the box with no software installation required. Full duplex speakerphone with 3 watt amplifier allows both parties on the call to speak naturally and be heard simultaneously with crisp, clear audio. SoundClear Digital Signal Processing (DSP) chip provides echo and noise cancellation so you can make clear calls from the noisiest of environments. Speakerphone is compatible with Bluetooth-enabled mobile phones as well as any non-Bluetooth mobile or cordless phone that has a headset jack. Also connect to your PC or Mac - via Bluetooth or cable - for using VoIP (Voice over IP) applications to make calls over the Internet. Speakerphone is small and thin enough to fit in a shirt pocket and weighs 9 oz. Speakerphone includes a car charger, power adapter and phone cable.