Features: Enjoy clear calls and immersive surround sound with the bt5.3 Speaker, featuring advanced wireless technology and 1200mAh battery for up to 3 hours of playing. This metal speaker delivers powerful bass and supports 5V/2A fast charging, ensuring quick powering up for spontaneously adventure or indoor entertainment. Ideal for outdoor enthusiasts, home users, and party hosts versatiled auditory solution that blend portability with premium sound quality. Elevating camping trip, beach gatherings, or backyard barbecues with its weather resistant design and multiple speaker pairing capability for expansive stereos effects. Experiences studio auditory projection through driver, seamlessly switching between indoor enhancement and outdoor party amplification. Specifications: Product Name bt5.3 Speaker bt5.3 version: bt5.3 5.3 Frequency response: 20Hz-20kHz Output power: 10W Battery capacity: 1200mAh Connection distance: 10M Charging time: about 0.4 hours (using a 5V 2A charging) Battery: up to 3hours (depending on sound and playing) Size:about 8.8x5x3.6cm/3.46x1.97x1.41in Weight: about 240g Color selection: black, white Compatibility: for bt5.3 auditory devices Channel mode: Mono Speaker specification Ф40MM 3Ω5W Package Includes: 1PC Speaker 1PC Data line 1PC Manual note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution