5.3 Wireless Bluetooth Audio with 4 types of dazzling lights for call support, dual connection, and large capacity battery. Function: Product Type: Bluetooth Speaker Model: C27 Material: ABS Product Color: Black Bluetooth Version: 5.3 Output Power: 5W/0.3A Signal-to-Noise Ratio: 85 dB Sensitivity: 80db±2db Effective Distance: 15 m Frequency Response Range: 120Hz-20KHz Power Supply: 5V Horn Specification: 36MM 4Ω3W Diaphragm: 36MM Playback Time: 8 hours Rating: IPX5 Battery Capacity: 2500mAh Product Size: 20.0x7.2x7.0 cm/ 7.87x2.83x2.76 inches Package Size: 22.0x7.5x7.5 cm/ 8.66x2.95x2.95 inches Gross Weight: 616 g/1.358 lb Description: Support for networking and pairing two speakers, easily enjoy 3D surround sound quality. Your shocking subwoofer can feel the wonder of 360 surround sound quality. Bluetooth Chip Stable and Fast Connection: The new generation Bluetooth 5.3 audio decoder is equipped with a smart chip, providing fast connection and delay rejection for listening to music and mobile calls. Trendy Color Matching: Square appearance, trendy and lovely color matching, a variety of styles to choose from. The stylish appearance is the standard for young people, and its compact size is a favorite. Enjoy high-quality stereo sound. Desktop/Outdoor Available Stereo: This stereo is perfect for placement on a desk, offering HIFI subwoofer sound quality, born for music enthusiasts, with stereo surround sound and dual speakers for shocking sound effects. Material: This Bluetooth audio uses ABS material and metal for sound quality, allowing you to fall in love with all music. Package Includes: 1 x Bluetooth Audio 1 x Data Cable 1 x Manual