TOUCH IC FINGERTIP ROTATION CONTROL THE SIZE OF THE VOLUME, ADJUST THE SOUND;PERFECT STEREO SOUND WITH HIGH BASSHANDS FREE WITH MIC, SETTING TO ANSWER IN-CALLING AUTOMATICALLY. (LONG PRESSING THE MODE KEY TO OPEN/CLOSE THIS FUNCTION). VOICE PROMPT TO NOTICE THE STATUS OF THE SPEAKER.

TOUCH IC FINGERTIP ROTATION CONTROL THE SIZE OF THE VOLUME, ADJUST THE SOUND;PERFECT STEREO SOUND WITH HIGH BASSHANDS FREE WITH MIC, SETTING TO ANSWER IN-CALLING AUTOMATICALLY. (LONG PRESSING THE MODE KEY TO OPEN/CLOSE THIS FUNCTION). VOICE PROMPT TO NOTICE THE STATUS OF THE SPEAKER. ENGLISH/CHINESE LANGUAGE. BUILT-IN 1000MA HIGH-QUALITY POLYMER LITHIUM BATTERY, LIFE TIME UP TO 8 HOURS;PERFECT LISTENING EXPERIENCE: 2.0 STEREO STRUCTURE, DOUBLE-RU-FE-B MAGNETIC UNIT PASSIVE RADIATOR,SUPER COOL TOUCH TO ENJOY: TOUCH IC FINGERTIP ROTATION CONTROL THE SIZE OF THE VOLUME, ADJUST THE SOUND;APP MULTI-FUNCTION BLUETOOTH AUDIO: BLUETOOTH PLAYBACK; HANDS-FREE TELEPHONE (CONFERENCE CALL); TF CARD PLAYER; AUX PLAYER; READER AND SOUND CARD FUNCTIONS.SUPER COOL TOUCH TO ENJOYCLOUD CLOCK ALARM FUNCTIONCLOUD PLAYER, NETWORK RADIO CASUAL EXPERIENCE;CLOCK/FM/MUSIC INCLUDING. TOUCH CONTROL. SWIRLING FINGER TO ADJUST VOLUME(CLOCKWISE--VOLUME / ANTI-CLOCKWISE--VOLUME -). APP CAN INSTALL IN APPLE/ANDROID SYSTEM. TF CARD/AUX SUPPORT. COMPATIBLE FOR SMARTPHONE/ TABLET AND OTHER BLUETOOTH ENABLE DEVICESSPECIFICATIONS:BLUETOOTH PROTOCOL: A2DP1.2BLUETOOTH VERSION: V2.0STEREO: 2 CHANNEL1.2 STEREO SOUND 2 AMPLIFIER (40MM) VIBRATING DIAPHRAGM (50X90MM) OUTPUT POWER: 6W FREQUENCY: 70HZ-18KHZ BLUETOOTH FREQUENCY: 2.4GHZ-2.48G HZDISTORTION: AUX SENSITIVITY: 500 MV SNR: 60DB RANGE: IN 10M CHARGING: DC 5V BATTERY: 1000MAH RECHARGEABLE LI-ON BATTERY UNIT: 40MM X2 50 * 90MM (DIAPHRAGM)PRODUCT SIZE: 126 X76 X 66MM