Cambridge Audio G5 Premium Portable Bluetooth Speaker (Gold) Connect to your smartphones, tablet and computers via Bluetooth and instantly listen to popular services such as Spotify, YouTube or BBC iPlayer Radio. They test all their Bluetooth speakers at party volume. That means their battery life advice is realistic and helpful, and you can be assured its been tested in real conditions. Making your smartphone last an entire day can be challenging and frustrating especially when you want to your favorite playlists. Charge your phone from the G5 too, even when not plugged into an outlet with the integrated rechargeable battery. When paired with your smartphone you can use the CVC echo cancellation to make the G5 Champagne a perfect speaker phone. With the clearest pick up from the microphone, conference calls are made easy and you can even take and receive calls when youre busy in the kitchen and unable to handle your phone. Add more oomph to the presence of the music at your party by pairing two G5s together. Each wireless speaker will play in stereo giving you great sound in two different areas of the gathering or home. It might be a bit more than you need for a sedate picnic, though. You have been warned.