Wireless Earphones Built-in Dual Mic Noise Canceling Bluetooth-compatible 5.1 Earphone Earpiece With 500mAh Charging Case

Description: Product Name: Bluetooth-compatible Headset Bluetooth-compatible version: V5.1+EDR; Wireless frequency: 2.4GHz; Supported protocols: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3; Transmission distance: 10 meters; Battery capacity: 100mAh; Charging voltage/current: 5V/1A; Play/talk time: approximately 8 hours; Charging time: approximately 1 hour; Standby time: 120 hours; Speaker impedance: f8MM 32 Ω; Microphone sensitivity: -42dB; Working temperature: -10-50 ℃; Charging compartment parameter input voltage/current: 5V/1A; Battery capacity: 500mAh; Charging compartment size: 11.5 x 6.5 x 2CM; Packing list: Simple Configuration Includes: 1 x Bluetooth-compatible Headset, 1 x USB Cable, 1 x Instruction Manual, 1 x Packing Box The Set Includes: 1 x Bluetooth-compatible Headset, 1 x Charging Compartment, 1 x USB Cable, 1 x Instruction Manual, 1 x Packing Box Note: 1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.