You can connect 2 speakers wirelessly in sync for double 5W stereo Sound!
Please follow the steps as below for 2 speaker connection.
1. Turn on two A66 speakers.
2. Disconnect all devices with A66 speakers.
3. Double click the "play/pause" button on the one of speaker into 2 wireless connection pairing mode
4. Wireless Pairng will be finished after prompt.
5. Click the device name "A66" to pair on your cellphone on bluetooth mode.