Wireless Bluetooth Headset Headset Sports Running Headset Computer Mobile Phone Plug-in Card Subwoofer Can Answer Phone Calls

Bluetooth version: 4.2
Distance: 10m
Frequency Range: 2.402 - 2.480 GHz
MP3 / FM Specification
Supported TF card: 128 - 32GB
Frequency Response: 87.5 - 108 MHz
Headphone Specifications
Stereo Headphones with a Mic
Speaker: 40 mm
Sensitivity: 115 dB/sec at 1 kHz
Impedance: 32 ohms
Frequency Response: 20Hz - 20k Hz
Rated Power: 40mW
Microphone Unit: 4.5mm × 2mm - 42 dB
Plug Type: 3.5mm Stereo
Cable length: 1.2m
Rechargeable Lithium Battery: 150mAh
Play time: 4 hours at normal volume
Call duration: 6h
Charging time: less than 2 hours

Net weight in the box: 17.6KG
Gross Weight of the Box: 21.2KG
Packing Size: 67.5x39.5x66cm
Packing Quantity: 60PCS/CTN
Complete Accessories: USB Charging Cable, Audio Cable, English and Chinese Instruction Manual, Neutral Color Box
Color: Black, Red, Blue, Brown