Introduction:
1. Compatible Bluetooth Specification V2.1. Class2.
2. Operating Frequency Band: 2.4GHz ~ 2.48GHz.
3. Support Multiple paired. (2 Bluetooth Phones can be paired meanwhile).
4. Integrated with echo cancellation and Noise suppressor.
5. One-Touch Answer, Call Rejection, Last Number Redial.
6. Advanced built-in louder speaker and microphone.
7. Battery type: AAA dry battery. 3pcs needed.
8. Talking time: at least 20 hours.
Specification:
1.Bluetooth version:2.1;
2.Bluetooth operation range:0-10M;
3.Bluetooth frequency:2.4GHZ;
3.Input voltage: DC12V-24V;
4.Operation temprature:-20 degree~~70 degree
