Headphones Qumo Metallic

Design: Invoices
Description: Design: on-ear, device type: wireless headphones, design features: microphone, plug connector: mini jack 3.5 mm, functions: volume control, operating time: 7 h
Additional Information: Answer/end conversation: yes; Work profile support: AVRCP,HFP Hands-free,A2DP,Headset
Plug connector: mini jack 3.5 mm
Functions: Volume control
Working hours: 7 h
Battery capacity: 180 mAh
Design features: Microphone
Charging time: 2 h
Device type: Wireless headphones
Mount type: Headband
Max power: 10 mW
Maximum playback frequency: 18000 Hz
Minimum repeatable frequency: 120 Hz
Technology: Dynamic
Bluetooth version: 4.2
Membrane diameter: 40 mm
Wireless connection type: Bluetooth