Touch Control Car negative ion generator Speaker

A. handsfree call
1. fixed to the instrument on stage and on the central hand, secure and practical
2. answer and hang up the phone 3. redial last number
4. built-in speaker 5. built-in microphone 6. you can adjust the volume level
7. DSP echo and eliminating noise processing technology.
8. full duplex communication technology
9. wind noise rejection 10. Bluetooth Adaptive frequency hopping technology
11. automatic connection 12. low standby power consumption
13. built-in rechargeable lithium-ion battery                                                                                                                                                                     

B. aromatherapy machine Product specification and technical parameter
* Built-in high quality speaker: Bass diaphragm loudspeaker 4Ω 3W
* Bluetooth version: ISSC3.1+EDR
* Frequency range: 2.4GHZ
* Mobile phones and hands-free connection distance: 0~10M
* MIC range call: 0~1M
* Charging voltage: DC5V
* Built-in Li-battery capacity: 800mAH
* Standby current: 0.3mA
* Standby time: up to 30 hours
* Overall dimensions: ¢ 130*30 (h) mm
* Net weight: 190g
* Operating temperature: -10~70 degrees
* Storage temperature: -20~80 degrees
* Power supply: 5V external power supply
* Power consumption: ≤ 1 w
* The concentration of negative ions: 3000000 PCs/cm3
* Ozone concentrations: ≤ 0.02 ppm
* The humidification capacity: 12 ml/h
* Aromatherapy machine size: 100ml
* Available size: 3 m-20 m
* Application: such as car, home, Office, recreation and leisure