Specifications-Wireless transmission range: 10M-Audio noise ratio: About 90db-Battery capacity: 1200mAh-Built-in voltage: 3.7V-Normal volume playback: 2H~4H-Speaker Specifications: ¢52MM*2-Speaker power: 4Ω/5W*2-Frequency response: 120HZ-20KHZ-Product size: 75x75x172.8mm-Weight: 458g (bare metal) +105g (accessories)-Charging voltage: 5V/500MA-Support TF card, u disk, AuX, FM radio, bracket function






