Microphone for Party (BT, TF Card, AUX, Recording) Hoco DBK2

BT specification: V5.3 Impedance: 40 Speaker unit: 52mm Frequency response: 20Hz-20KHz Transmission frequency: 2.402GHz-2.480GHz Sensitivity: (microphone core) -51dB Battery capacity: 2000mAh Transmission range: 10 meters straigh line without obstacles Charging voltage and current: 5V/500mA Support protocol. A2DP/AVCTP/AVDTP/AVRCP/HFP ROFILE Singing duration: 2-3H Music playing time: 6-8H (80% volume) Support: supports up to 32GB TF playback Product weight: 290g 1.Micro port: use the standard Micro charging cable for power charging. 2.AUX: coaxial audio plug, used to connect audio equipment such as speakers and headphones. 3.TF port: put TF card into the slot, With recording function, the recorded audio can be stored in the TF card Included storage bag Included Audio Cable Included Micro Cable