Sleep mask with headphones, 3D contour, night mask for men and women.

 FEATURES

 Active noise cancellation: No

 Bluetooth version: 5.0

 Brand: CSHZCE

 Category: Headphones and headsets

 Charging mode: Cable

 Communication: Wireless

 Control button: Yes

 Transducer diameter: 18

 Headphone Type: Waterproof

 Features: With microphone, Apple Siri support

 Frequency response band: 20 - 20,000

 Function: Standard headset, for mobile phone, Hi-Fi headset

 Pad Material: Other

 Chemical properties: None

 Impedance range: Up to 32 Ω

 Wireless: Yes

 Line length: None

 Magnet Type: Other

 Material: Plastic

 Maximum output power: 0.05

 Number of transducers: 2

 Contents: User manual, charging cable

 Resistance: 32
 
Sensitivity: 120 ± 2

 Style: Wired in-ear headphones

 Compatible application: Yes

 Compatible memory card: No

 Total harmonic distortion: 0.03

 Principle of vocalism: Dynamics

 Volume control: Yes

 Waterproofing: No

 Wireless connection type: Bluetooth

 With microphone: Yes

 Operating system: iOS, Android, Windows

 Feature 1: For cell phone, Hi-Fi headset

 Feature 2: Sleep mask

 Feature 3: Bluetooth Headphones

 Feature 4: Wireless Bluetooth Headphones

 Feature 5: Bluetooth Headphones for Sleeping

 Feature 6: Wireless Headphones

 Feature 7: Side Sleeper Mask

 Feature 8: Sleep Headphones

 Feature 9: Earplugs for sleeping

 Feature 10: Headphones for sleeping 

 Product Description
 Model: YR-05
 Bluetooth protocol: V5.0
 Instructions for use: Helmet
 Channel: Stereo
 Frequency range: 20 Hz-20 KHz
 Charging voltage: 3.7V-4.2V
 Sensitivity: 88 DM 
Signal-to-noise ratio: 90 dB
 Speaker impedance: 32 Ω ± 15%
 Speaker specification: Ø 30 mm
 Range: 10 m
 Battery life: 10 hours (volume at 50%)
 Battery capacity: 200 mAh
 Bluetooth search name: BT-01
 Material: Memory foam
 Box dimensions: 16 x 12 x 6 cm
 Individual packaging: 200 g