Features:
CSR(Cambridge silicone radio) bluetooth chip
Operating Frequency Band: 2.4GHz ~ 2.48GHz unlicensed ISM band
Bluetooth V4.0 + A2DP
Support Multiple paired，and support two link.(Meory Up to 8 Bluetooth Phone can be paired)
Integrated with DSP echo cancellation and Noise suppressor technology
Built in speaker and microphone
Spelling call number when has a phone call
Voice control (Pick up or reject)

Specifications:
Item Type: Bluetooth Car Kit
Model: HF-810
Standby time: 1600hours
Talk time: up to 16hours
Charger time: 2~3hours
Size: 95 x 50x 13 mm
Net weight: 120g
Bluetooth version: Bluetooth V4.0
Operating Frequency: 2.402GHz~2.480GHz SIM
Output Power: Class 2， 10 meters
Protocols supported: HSP and HFP， A2DP， AVRCP
Charging Voltage: DC 5.0V， 500mA
Battery: 800mAh Polymer Batteries

Packing Includes:
1 x Bluetooth Car Kit
1 x USB Cable
1 x Car Charger