Hapyia Wireless Bluetooth Speaker Portable Waterproof, Pair 2 speakers for 3D Stereo Surround Sound, Built-in Microphone [New Release] - One Speaker (Black) High quality crystal clear sound: distinct mids and highs from our two precison acoustic. 10 wattts (2*5W) drivers offer full high-definition surround sound and provide strong bass without distortion even at highest volume. Pair 2 speaker into L/R 2.1 Channel Surround-sound Audio: enjoy incredible true 3D stereo sound. Playing really 3D audio source to give you a perfect experience when you watch movies or listen music ect. ( WARM reminder: Individual package -- please purchase two speaker separately to enjoy stereo sound). Wireless bluetooth technology: connects faster, more stable, compatible with all your Bluetooth-equipped devices, and outstanding connection range of up to 33ft. Workday play life: built-in 7000 mAh rechargeable battery, up to 20 hours of music. Also can use it as power bank to recharge your other devices.This will be great for outdoor activities. Water Resistant, Shock Proof, Dust Proof: Designed with plastic material makes it suitable for outdoors and use in the shower. Just make sure your ports are covered before letting it get in contact with water.