New Patch Panda Portable Speaker Bluetooth Wireless Speaker Panda Design MODEL: PD FREQUENCY RANGE: 100HZ-18KHZ INPUT: DC5V OUTPUT POWER: 3W SIGNAL-NOISE RATIO: ≥95DB DISTORTION FACTOR: <10% BATTERY CAPACITY: 550MAH NET WEIGHT: 165G DIMENSION: 60X60X60MM MICROPHONE SENSITIVITY: 38±2DB DURATION: 6 HOURS