Inhouse product
■Sound Channel System Dual Channel ■Control mode 3 physical buttons ■Active and passive: active ■Bluetooth solution Jerry: 6956 Bluetooth version: Bluetooth V5.0 ■Support Bluetooth protocol: A2DP v1.3, AVRCP v1.6, HSP, HFP ■Bluetooth operating frequency: 2.4GISM band, 2.402-2.480GHZ ■Receiving sensitivity: -85dBm ■Bluetooth effective distance: :<10M ■Headphone amplifier type: chip built-in ■Audio signal-to-noise ratio: S/N ≥93dB ■Frequency response: 50Hz~20KHz ±1dB Speaker unit: speaker 14MM true copper ring speaker 16ohm ■Microphone MIC MEMS, condenser microphone, -42dB+-2, ■Built-in battery: Lithium battery -3.7V, 170mAh + protection board ■Standby time: about 170 hours ■Music time: about 11 hours (80% volume) ■Talk time: about 9.5 hours (80% volume) ■Charging input standard: DC5V-60mA Micro USB Charging time: about 1.5-2H ■Battery cycle life: charge and discharge cycle ≥300 times ■Function: Insert card TF card |