Bluetooth version: 4.1+EDR CSR8635
Support agreement: A2DP AND AVRCP
Lithium battery: 450MAH
Charging voltage/current: DC5V/190ma
Frequency: 2.4GHz
Power amplifier: HT4832SQ
Working time: about 10 hours
Mobile phone connection distance: 50 meters
Feature:
1. The helmet is attached to the main unit, compared with the built-in type (the battery is on the earphone), the inner earphone is thinner, will not squeeze the ear, and is more comfortable;
2. The host contains a larger capacity battery, up to 450mAh, (the built-in type is about 250mAh), which makes the standby time and working time of the whole machine longer;
3. Fix the host with screws and bayonet, (built-in type usually uses glue or Velcro), so that the host is installed tighter and is not easy to fall off during high-speed riding;
4. Use high-power audio power amplifier to make the audio volume range larger, and will not affect music playback and phone answering in the noise environment of high-speed riding;
5. Using high-quality amp chip, can restore Bluetooth audio with high sound quality;
