Features
1. [Clear sound] using 80mm large diameter composite tweeter crystal magnetic speaker, while equipped with carbon atom lattice graphene diaphragm, greatly restore the true human voice
2. [Clear no whistling] equipped with IC / CVC dual technology, through the acoustic expert tuning three tone ratio combined with the principle of frequency shift, greatly reducing the whistling frequency
3. [Lithium-ion battery] long-lasting battery life, according to the teacher's frequency of use of 2 classes per day to calculate the normal circumstances of full power can be used for about 2 weeks.
4. [Voice loop broadcasting] plug in the memory card / U disk can open the loop playback of the lesson preparation recording loop playback, the use of a more worrying
5.[Multi-scenario applicable] suitable for teaching/guide/promotion/party, etc.
Specification
Number of speakers: 2
Output power: 8w
Battery capacity: 2200mAh
Signal-to-noise ratio: ≥75dB
Frequency response range: 100HZ-20KHZ
Sound channel: mono
Effective distance: 15 meters
Package Included
1* amplifier
1* microphone
1* charging cable
1* lanyard
