Foldable Heavy Bass Bluetooth Headset Comfort Headband Bluetooth Headset

Designed with Bluetooth 5.0 CSR chipset for lower power consumption and higher compatibility. Compatible with all phones, tablets, laptops, any Bluetooth-enabled device or device with a 3.5mm audio jack. Built-in microphone: Supports hands-free calling and voice report caller ID. With the latest enhancements, your voice sounds clearer in a noisy environment.

Specification Uses: wireless headphones, voice headsets. Bluetooth version: V5.0. Bluetooth mode support: A2DP 1.2, AVRCP 1.0, HSP, HSF 1.5. Frequency: 2.402-2.480GHZ, 2.4G ISM band. RF performance: receiver sensitivity: -84dBm; transmit power up to 4dBm. Frequency response: 20 Hz-20 KHz. Signal to noise ratio (SNR): 70Db. Total harmonic distortion rate (THD) 0.1%. Power indicator: Red and blue indicators flash alternately. Headphone charging: rechargeable 400MAH lithium battery. Charging port: mini 5-pin USB charging interface. Normal charging time: 2.5 hours. Talk time: up to 10 hours. Standby time: up to 20 days. Working temperature: -20 C -55 C. Other features: support status indicator, charging indicator display.

Note: There might be a bit color distortions due to different computer resolutions. Please allow 1-3mm error due to manual measurement, make sure you do not mind before you bid.

Package included: 1 x Bluetooth headset. 1 x charging cable. 1 x Chinese and English user manual.

waterproof: ipx7 playback control: yes bluetooth version: Bluetooth 5.1 earphone type: In ear microphone: yes noise reduction: Passive