Chip:Zhongke 8925B Stereo ENC Noise Cancellation Operating frequency:2.402GHz to 2.480GHz  Bluetooth :5.3  Horn specification: 16.5 Horn  Reception range: ≥12 meters  indicator light:Red+Blue (left)+Red+Blue (right)  Pure Cobalt Battery:105mA  Charging:Magnetic charging sleeve...

chip: AB5636A Receiving distance::≥12rice Operating frequency:: 2.402GHz~2.480GHz Transmit power:CLASS2, MAX4dbm Signal-to-Noise Ratio: -85dBVDistortion: <1% Operating frequency: 20HZ – 20K HZSpeaker Specifications: Length16mm*Width 09mm*H2.8mm BOXSpeaker impedance: 8±15%Ω Speaker power: 0.8W Short-term...

Chip: Jerry6973 TWSplan DNS Noise Reduction Receiving distance::≥12rice Frequency range:: 2402MHz-2480MHz Transmit power:≤20dBm（EIRP） Signal-to-Noise Ratio: -89dBV Distortion: <1% Operating frequency: 20HZ – 20K  HZSpeaker specifications:Lianchuang 1506 Three MagneticSpeaker impedance: 8±15%Ω...