Remax Wireless Bluetooth Earphone Noise Reduction for Home Ofiice RB-T9

Color: black/blue/whiteBluetooth: V4.1Material: ABS+PCTransmitted Power: Class 2Working Frequency: ISM FrequencyCharging Voltage: 5VWorking Voltage: 3.7VPolymer Lithium BatteryBluetooth Distance: 10m🛡️ WARRANTY:❗❗ 6 MONTHS WARRANTY❗❗ Buyer is responsible for the shipping fee(s) – BOTH WAYS.❗❗ All Items MUST be with ORIGINAL Packaging for claim.❗❗ Warranty DOES NOT cover any damages caused by improper care, mishandling, misuse, or overload of the product in a manner contrary to accompanying instructions, neglect, alteration, nor does it cover for water or physical damage.