Casque Bluetooth sans fil pour le commerce électronique, le sport, la course à pied, les basses stéréo, mains libres, BQ618

Specification Shipping Limitations:Unlimited Available Ship to:United States Details brand:AEC; Article No:BQ-618; Transmission range:10m; unction:Battery display; call function; music support; multipoint connection; Processing customization:yes; Bluetooth protocol:5.0; Vocal tract:stereo; How to use:Headworn; Single or double ears:Bilateral stereo; Suitable for gift giving occasions:Employee benefits; business gifts; awards and commemorations; colour:Black; white; blue; Mold Type:Private model; chip type:Jerry ;     Product parameters: Speaker specification: 30mm Output power: 32 Ω 45mW Frequency response: 200Hz-2000Hz Sensitivity: 120db ± 3db Signal to noise ratio: ≥ 90DB Distortion: 0.5% Bluetooth standard: Bluetooth 4.1+EDR Support protocols: HFP; A2DP; AVRCP Support 3.5mm audio input Power supply mode: built-in lithium battery 190mAh Charging time: 3 hours (please extend the charging time for the first time) Effective distance: 10m Working time: more than 10 hours Standby time: 250 hours Charging interface: Micro USB Built in microphone; supporting digital signal processing echo cancellation technology   2; Product features: Intelligent Bluetooth; wireless HIFI Suspended micro HIFI sound effect   Packing data: Product weight with package: 200g Outer box: 520x380x510mm QTY : 40PCS G.W : 9 kg