Product Description Color: White, Blue, Black Size: 8.8 x 8.8 x 3.5 cm Material: ABS + Plastic Suction Cup Bluetooth Version: 5.0 + EDR Speaker Specification: 50mm * 16-core dual Rated Power: 3W Transmission Distance: 10 meters Battery Capacity: 600 Ma Charging Time: 3 hours, Playtime: 4-5 hours Package Contents: 1 * Waterproof Bluetooth Speaker + 1 * Charging Cable Premium HD Sound Experience: Featuring advanced digital audio processing and noise/wind reduction. Crisp, crystal-clear mids and balanced bass make it the perfect portable speaker to fill any room with vibrant sound. Waterproof and Safe: Thanks to its splash-proof design, this speaker won't be damaged while you sing along to your favorite tunes in the shower or unwind in a relaxing bath. The reinforced, removable suction cup on the back ensures easy use and a secure grip on your shower wall. Universal Compatibility: Advanced wireless Bluetooth technology compatible with all Bluetooth-enabled media players such as smartphones, Macs, Macbooks, Android devices, tablets, laptops, desktops, PCs, MP3 players, and more. User-Friendly: Intuitive, built-in microphone for hands-free calls and control buttons on top of the speaker for up to 6 hours of wireless playtime/talk time.