Bluetooth Sleeping Headphones Eye Mask Sleep Headphones Bluetooth Headband Soft Elastic Comfortable Wireless Music Earphones

SPECIFICATIONS Brand Name: CSHZCE Style: Headphone Vocalism Principle: Dynamic Origin: Mainland China Active Noise-Cancellation: No Material: Plastic Control Button: Yes Communication: True Wireless Volume Control: Yes Category: Earphones & Headphones Certification: none Number Of Drivers: 2 Plug Type: none Impedance Range: up to 32 Ω Headphone Pads Material: Other Support Memory Card: No Waterproof: No Frequency Response Range: 20 - 20000 Magnet Type: Other Wireless Type: bluetooth Line Length: 0None Package List: User Manual Package List: Charging Cable Codecs: none Driver Diameter: 8 Resistance: 32 Sensitivity: 120±2 Is wireless: Yes Connectors: None Earcups Type: Sealed Bluetooth Version: 5.0 Total Harmonic Distortion: 0.03 Charging Method: cable Max Output: 0.05 Support APP: Yes Function: Common Headphone Function: For Mobile Phone Function: HiFi Headphone With Microphone: Yes Features: With Microphone Choice: yes Sleep Headphones Personalised Gifts for Dad Sleepphones - Bluetooth Headband Sleep Earphone Sleepband Built-in HD Stereo Speakers, Ultra-Soft Wireless Sleeping Headphones Birthday Gifts for Her Him Bluetooth technical parameters: Bluetooth version: 5.0 Bluetooth transmission distance: 10M Music playing time: Maximum sound 7h, medium volume 10 hours Microphone distance: 1m Bluetooth standby time: 72h Battery capacity: 150mA / h Battery power: 0.55w Horn impedance: 32 ohm Horn power: 0.02w Frequency range: 2.4-2.4835ghz Sensitivity: 45dB Transmitting power: 6dB Audio output distortion: 0.6% Audio output SNR: 93dB Charging time: 1-2 hours Maximum input voltage: DC 5V Maximum input current: 150mah Maximum input power: 0.55w Product packaging information weight: 80g Packaging: Bluetooth headphones, manual, charging cable, OPP bag