Function introduction: USB 5V power supply, automatically activate Bluetooth when power on. Support A2DP, HFP.
(A2DP: Send the music played on the PC to the Bluetooth headset.
Audio format: 44.1K sampling, dual channel, bit width 16bits.
HFP: Realize Bluetooth headset voice intercom.
Audio format: 8K sampling, single channel, bit width 16bits).
Parameters:
Standard: Bluetooth 4.0
Bluetooth protocol: A2DP, HSP, HFP
Usb standard: USB 2.0
Output power: 0 ~ +4dBm
Receiving sensitivity: -75dB
Bluetooth class: class2
Transmission distance: 10M
Frequency band: 2.4G ISM band
Connection method: Piconet / Scatternet
Support Audio decoding: 16bit codec
Working voltage: 5V