Material: ABSType: Bluetooth car hands-freeApplicable mobile phone model: mobile phone with bluetoothInstallation type: sun visor typeOutput method: BluetoothInput voltage: 5Cord length: wirelessHeadphone power: 5Working humidity: 0-60Working temperature: 0-60Power: 5Frequency response: 2.402-2.48GHZSpeaker resistance: 32Speaker power: 5Item No.: TZ900Bluetooth version: 3.0Packing size: 21X11.5X4.6CMWeight: 207gPackaging accessories1. Host2. Chinese and English manual3.USB charging cable4. Neutral English packagingProduct Description:1. Professional Bluetooth hands-free products for cars2. Dynamic appearance, directly fixed on the car sun visor3. DSP full-duplex call, CVC Bluetooth echo cancellation and noise cancellation technology4 languages: English5. Last number redial6. Support Bluetooth mobile phone music playback7. Answer/hang up/call back/redial/reject function/auto answer function8. Built-in high-sensitivity microphone and high-power speaker to ensure the call effect of both parties9. Built-in large-capacity rechargeable lithium-ion battery (650MAH), long standby time10. Talk time: 8 hours11. Charging time: 3 hours12. Charging DC: 5V13. Standby time: more than 10 days14. Support specifications: HSP HFP A2DP AVRCP protocol15. Working frequency: 2.402-2.48GHZ16. Output power: Class 2 10 meters