Product Shell material: ABS + Acrylic Bluetooth version: 5.0 Transmission distance: 10 meters Speaker: 50mm full-range speaker Frequency range: 20Hz-20KHz Signal -Noise Ratio: 102db Battery Capacity: 600mAh Lifespan: 8 hours Power: 5W Product Size: 6.5*6.5*9cm Package Contents: 1 * Bluetooth Speaker 1 * 3.5mm Aux Audio Cable 1 * USB Charging Cable 1.Bluetooth 5.0 Wireless ConnectionThe unique 5.0 wireless technology can easily be connected with smart devices from about 10 meters, and Bluetooth devices establish a stable and firm connection. The 3.5mm audio cable (included) can be used to play audio from desktop computers, TVs and MP3 players. 2.7 Color Change & Stereo SoundColorful LED Bluetooth speakers, soft lighting, the atmosphere at night is very beautiful, adjustable and turn off lighting effects. Speaker is anti-interference, 360 stereo sound, high speed and stable, clearer voice. Two speakers can be connected with TWS, as a combination, enjoy super shocking stereo sound. 3.Portable and Multipurpose This crystal sound glass wireless bluetooth audio light outdoor portable mini speaker weighing , Mini compact and exquisite, very suitable for travel, hiking, camping and outdoor adventures. It slips easily into your backpack and listens to music anytime, anywhere. Hands-free calling allows you to quickly switch from tunes to talking to friends. With the built-in microphone, it is easy to pick up phone calls through the speaker. 4.Rechargeable Long-Lasting BatteryCharge for 2.5 hours, this speaker can play for about 8 hours. The battery is long-lasting and energy-saving. This mini speaker keeps the music unhindered all day. 5.Music Playback and Worry-free After-sales ServiceEnjoy the music via Bluetooth, TF card or 3.5mm audio cable.