Wireless Bluetooth Earphone Stereo Headphones

Brand Name: SIFREE
Vocalism Principle: Dynamic
Control Button: Yes
Active Noise-Cancellation: No
Communication: Wireless
Volume Control: Yes
Style: Neckband
Sensitivity: 123dBdB
Wireless Type: Bluetooth
Is wireless: Yes
Line Length: 0.6mm
Support APP: No
Function: Common Headphone
Connectors: None
Model Number: S8 Wireless Bluetooth Earphone
Support Memory Card: No
Resistance: 32ΩΩ
Waterproof: No
With Microphone: Yes
Bluetooth version: V4.1
Bluetooth distance: 10 meters
Frequency range: 2.4GHz-2.48GHz
Operating distance: Up to 10m (free space)
Bluetooth profiles: A2DP, AVRCP, HSP, HFP
Standby time: Up to 50hrs