Overhead

-Bluetooth 4.2 wireless connection technology
-Built-in Microphone and Volume Control
-Balanced noiseless sound
-6 hours of battery life
-Micro-USB charge input
-Sensitivity: 103 Db ± 3 Db
-Impedance: 32 Ohm
-Frequency: 20 Hz - 20 kHz
-Memory foam in ear pads
-Compatible with all bluetooth devices

-Bluetooth 4.2 wireless connection technology
-Built-in Microphone and Volume Control
-Balanced noiseless sound
-6 hours of battery life
-Micro-USB charge input
-Sensitivity: 103 Db ± 3 Db
-Impedance: 32 Ohm
-Frequency: 20 Hz - 20 kHz
-Memory foam in ear pads
-Compatible with all bluetooth devices

-Speaker dimension: 40mm
-Impedance: 32 Ohm
-Frequency range: 20-20000Hz
-Cable length: 1.2m
-Sensitivity: 100dB 1kHz
-PC/Smartphone/Tablet compatible
-Foldable design
-Memory foam in ear cushion
-Microphone