v5.3 + EDR Wireless Bluetooth Audio Streaming IPX4 Water And Dust Resistance Rating 6-8 Hours Playtime In Full Volume 2500mAh Battery Charging time - 2/3 Hours 450 Hours Standby Time Micro USB Interface For Retro Feel 5W X2 Dual Powerful Speaker High Sensitive Microphone Strong Built-In Quality Detailed Sound Experience TF Card/USB/Aux/FM Radio 66mm Large Drivers Mobile Stand Impedance - 4 ohms Frequency - 60Mhz-18Khz SNR - <=80Db Tf Card - Upto 32 GB Introducing the Retro Ultra Bluetooth Speaker, a perfect blend of vintage aesthetics and cutting-edge technology. This speaker is a true standout in the audio world, combining a classic wooden design with modern features to deliver an unparalleled audio experience. Crafted with meticulous attention to detail, the Retro Ultra boasts a nostalgic retro wooden exterior that exudes elegance and sophistication. The smooth wooden finish, complemented by polished metal accents, adds a touch of timeless charm to any space, making it a conversation piece that captures the essence of the past while embracing the present. Beyond its captivating appearance, it is engineered to deliver exceptional sound quality. Equipped with Bluetooth 5.3 technology, it effortlessly connects to any compatible device, ensuring a seamless wireless audio experience. Whether you're streaming music, listening to podcasts, or watching movies, this speaker guarantees crystal-clear audio with enhanced bass and detailed trebles.