[New Upgraded Speaker]-[Powerful Sound] A66 Bluetooth speaker is designed with 30W three speaker configuration with loud stereo sound. Powerful stereo, passive subwoofer and unique loudspeaker cavity structure to deliver premium acoustic sound. Super bass booms with less than 1% total harmonic distortion.At party, outdoor and indoor, pool, beach and camping, it will bring you an unprecedented listening experience. | [Bluetooth Speakers]-[Wireless and Wired] Clear, rich sound that fills the room indoors and performs outdoors.The powerful 4.2 Bluetooth chip makes it easy to connect any devices with bluetooth to get continuous sound in any situation,and works great with smartphones, cellphones, tablet PCs, laptop and so on. Wired connection with PC, TV and other non-Bluetooth devices with 3.5mm audio jack. | [Portable Bluetooth Speakers]-[Comfortable Carry and Long Time Play] The A66 Bluetooth speaker has a built-in 4000 mAh rechargeable lithium battery, which can continuously play for 10 hours when fully charged. Enjoy music in your home, backyard, and party. Comfortable handles and removable shoulder strap, you can take the speaker...

Features- Portable Bluetooth Speaker,built-in bluetooth 4.2 wireless transmission, working distance up to 33ft- Compatible with all Bluetooth devices such as smart phones, cellphones, tablet PCs, laptop and so on- Can match the personal computer, MP3,MP4, and is equipped with 3.5mm stereo audio output interface of the mobile phone and other audio equipment- 3 speaker driver, big power 30W, heavy bass guide tube design- Support TF/SD Card music playback- Support USB Flash Drive music playback- Support AUX line-in connect- Support FM radio, FM channel automatic or manual control- Support Digital Display+Intelligent Remote Control- Support for microphone connection- Support colorful lights off- After shutdown automatically memory track numberSpecificationProduct type: RS-A66 bluetooth speakerSpeaker output power:20W+5W*2Speaker driver size: 4"+2.5"*2Frequency Response: 60Hz-20KHzInput Impedance: 10 kΩInput voltage: DC 5V-1AProduct size: 355*160*210mmCharging: Red light off means fully chargedPlaying Time: about 10 hoursBattery Capacity: 4000mAhFunction: Bluetooth, MP3 music player, FM radio, TF Card, AUX, USB music...