《SODO MH2》Bluetooth Wireless Headphone 1PCS

It blends people with people ,and music its better to share your joy with others rather than to keep it yourself ! specification: output power: rms 3w*2 speaker:4,3w,40mm battery capacity:350ma bluetooth version:4.2 maximum consumption current: headphone mode 100ma, speaker mode 250ma input power:dc5v 500ma frequency response:90-18khz sensitivity:500mv50mv signal to noise ratio:>70db the distortion degree:<0.3% playing time: headphone mode around 7 hours, speaker mode 3.5 hours charging time:about 2h functions:bluetooth/nfc/fm radio/sd card/audio in