Features: 1.Built?in echo cancellation and noise reduction technology, the call is clearer and brings you a better call experience. 2.Can connect two mobile phones at the same time, support for Siri and for Google Assistant functions, to bring you more convenience. 3.Support multiple language switching (English, Chinese, French, German, prefix, Japanese, default). 4.One?click answer and end calls, save time and improve your driving experience. 5.Excellent ABS material, durable, not easy to wear, has long service life, compact, light weight, easy to carry. Specification: Condition: 100% Brand New Item Type: Wireless Car Speakerphone Material: ABS Color: As the Picture Shown Model: T823 Bluetooth: 5.0 + EDR Bluetooth Frequency: ISM2.4GHz-2.48GHz Effective Distance: Approx. 10m/10.9yd Rechargeable Battery: 3.7V, 500mAh (Built in) Charging Time: 2-4 Hours Working Time: Up to 20 Hours Standby Time: Up to 100 Hours