Headphones DEXP S311

Design: Intracanal
Description: Design: in-ear, device type: wireless headphones, design features: microphone, type of acoustic design: closed, functions: volume control, operating time: 5 hours
Additional Information: Range: 10 m; Answer/end conversation: yes; Neck lace/headband: yes; Replaceable ear pads: yes
Functions: Volume control
Working hours: 5 h
Sensitivity: 105 dB
Design features: Microphone
Device type: Wireless headphones
Mount type: Ear mount
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Bluetooth version: 4.1
Type of acoustic design: Closed
Wireless connection type: Bluetooth