Microphone size: medium 6.0x 5.0mm high sensitivity anti-interference microphone core
Sensitivity: -32dB+1dB
Directionality: omnidirectional
Impedance: s2.2k2
Working voltage: 2.0V
Frequency range: 100-16kHz
Signal to noise ratio: greater than 60dB
Plug diameter: 3.5mm
Wire: APS shielded wire

Brand Name: Perfactshow
Style: Ear Hook
Certification: NONE
Vocalism Principle: Dynamic
Origin: CN(Origin)
Control Button: Yes
Active Noise-Cancellation: Yes
Communication: wireless
Volume Control: Yes
Sensitivity: 120dB
Wireless Type: bluetooth
Is wireless: Yes
Max Output: 5mW
Support APP: No
Function: For Internet Bar
Function: Monitor Headphone
Function: for Video Game
Function: Common Headphone
Function: For Mobile Phone
Function: HiFi Headphone
Number Of Drivers: 2
Plug Type: Line Type
Package List: User Manual
Package List: Charging case
Package List: Charging Cable
Package List: Replaceable Pads Set
Impedance Range: up to 32 Ω
Connectors: USB
Model Number: Bluetooth Headphone
Earcups Type: Semi-open
Headphone Pads Material: Silicone
Bluetooth Version: 5.0
Codecs: AAC
Support Memory Card: No
Driver Diameter: 10mm
Resistance: 32Ω
Waterproof: Yes
Frequency Response Range: 20 - 22000Hz
Total Harmonic Distortion: 0.1%
With Microphone: Yes
Features: waterproof
Features: With Microphone
Features: Apple Siri Support
Features: Active Noice Cancelling
Features: Dual Connection
Features: Playback Control
Features: Google Assistant Support
Charging Method: Charging case
Name: Wireless Bluetooth Headphone
Color: Black
Compatible with: Bluetooth V5.0
Feature 1: Auto Pairing + touch control
Feature 2: Bluetooth 5.0 + 2200 mAh Charging Case
Feature 3: fone de ouvido + auriculares bluetooth inalambrico
Feature 4: HIFI Stereo +IPX7 Waterproof
Charging Bin Battery: 2200mAh
Dropshipping&Wholesalses: Support
Features 1: Bluetooth Headphone
Features 2: Wireless headphone
Features 3: Fone de ouvido Bluetooth
Features 4: wireless earphone

Overview:
1.Small size and lightweight, easy to carry. Rechargeable, strong magnetic adsorption, recordable, anti-lost positioning for elderly children.
2.Black shell, perfect for tracking vehicles, teens, spouses, elderly persons or assets. With two powerful magnets inside, easy to attach to the vehicle firmly, no extra installation need.
3.All you need is a working SIM card (NOT included!) to insert into the device, then you can track and map in real-time over the Internet.
4.Dial SIM card number, then you can hear the voice around this tracker, with no light and no noise, you can monitoring and spy what's going on around the tracker silently and secretly.
5.Voice Recording Function: Send text message 555 to SIM card number, it will reply a message “Snd” and start recording, SIM card and TF card are not included.

Specification:
Color: black
Material: Plastic
Size:35*20*14mm
GPS positioning accuracy: about 100m
Expansion Card: Mini TF card
Antenna Type: GSM/GPRS
GSM Band: 850/900/1800/1900Mhz
GMS Locating Time: 25 Seconds
Power Input: AC 110-220V 50/60Hz
Power Output: DC5V 300 - 500mA
Battery Capacity: 3.7V 400mAh Li-ion Battery
Working Voltage: 3.4 - 4.2V DC
Storage Temp: -40 to 85 celsius
Operation Temp: -20 to 55 celsius
Humidity: 5%-95% non-condensing
Standby Current: 2.5mA
Speaking Current: 150mA

Packing list:

1x mini magnetic GPS tracker (not including SIM card and TF card)
1x USB charging cable
1x English user manual